https://status.dal.ca/ RSS feed of the Dalhousie Status Page updates. en-ca Wed, 4 Jun 2025 02:33:31 America/Halifax Copyright 2017 Dalhousie University. https://status.dal.ca/rss.php https://status.dal.ca/service.php?Service=6 2025-06-03 09:32:53 EXCHANGE NOTICE
Some group owners can't create new or modify existing inbox rules for M365 Groups using Outlook on the web
Service Degradation

More info: Group owners aren't presented any conditions or actions to select when creating or modifying rules using Outlook on the web.
Current status: The service provider has identified a recent service update to Outlook on the web contains a code issue that's preventing conditions or actions from appearing when group owners attempt to create new or modifying existing inbox rules for MGroups. They're further investigating the offending update to determine an efficient remediation plan. https://status.dal.ca/service.php?Service=34 2025-06-01 10:05:10 The Turnitin service is currently unavailable. https://status.dal.ca/service.php?Service=9 2025-05-30 09:16:43 Network outage at Sexton Campus due to Nova Scotia Power. https://status.dal.ca/service.php?Service=21 2025-05-29 08:27:12 Resolved:

1) Users may have been unable to open some custom document templates within myDal/SharePoint. https://status.dal.ca/service.php?Service=21 2025-05-28 14:33:59 Active:

1) Users may be unable to open some custom document templates within myDal/SharePoint.

Resolved:

1) Users may be unable to search in myDal/SharePoint. https://status.dal.ca/service.php?Service=37 2025-06-03 09:25:17 Ticket ID: 21071 (Maintenance - Scheduled - Critical)
Start Date: May 27, 2025 09:30 PM EST
End Date: May 28, 2025 06:00 AM EST
Cause: Hardware - Software upgrade

Service Restored https://status.dal.ca/service.php?Service=36 2025-06-03 09:18:46 Eastlink Change Control Completion Notice


Customer: Canary NOC

Change Control ID : 2030153

Start Date: 2025-05-27

End Date: 2025-05-27

Country: Canada

Location Of Work: St Johns - NL

Reason For Work: Network Testing/Maintenance

Release Window (24 hr format): 00:00 - 01:00 Newfoundland

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS

Service Impact: Your services will be impacted while we do expedited replacement of a failing card. https://status.dal.ca/service.php?Service=21 2025-05-27 09:35:43 Active:

1) Users may be unable to search in myDal/SharePoint.

2) Users may be unable to open some custom document templates within myDal/SharePoint. https://status.dal.ca/service.php?Service=37 2025-05-27 14:43:54 Ticket ID: 21071 (Maintenance - Scheduled - Critical)
Start Date: May 27, 2025 09:30 PM EST
End Date: May 28, 2025 06:00 AM EST
Cause: Hardware - Software upgrade

Service Outage Details
During this event, users could have trouble using one of the specified services in the specified regions. Active calls will drop for the PTT Subscribers who are on active calls during the switch over/back between Primary and Geo. New calls can be initiated after 30 sec. Any subscriber will face the above-described impact twice during the maintenance window

Impacted Services
Push to Talk https://status.dal.ca/service.php?Service=36 2025-05-23 10:53:50 Eastlink New Change Control Notice


Type Of Work: Expedite

Customer: Canary NOC

Change Control ID : 2030153

Start Date (yyyy-mm-dd): 2025-05-27

End Date (yyyy-mm-dd): 2025-05-27

Country: Canada

Location Of Work: St Johns - NL

Reason For Work: Network Testing/Maintenance

Release Window (24 hr format): 00:00 - 01:00 Newfoundland

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS

Service Interruption Duration: less than 20 minute https://status.dal.ca/service.php?Service=9 2025-05-26 16:27:01 Network disruptions in the Weldon Law and Art Centre buildings due to work being performed on building power. https://status.dal.ca/service.php?Service=17 2025-05-26 16:27:19 Network disruptions in the Weldon Law and Art Centre buildings due to work being performed on building power. https://status.dal.ca/service.php?Service=39 2025-05-26 08:18:39 Some teams or channels may not be displaying within the Microsoft Teams mobile app

Issue ID: TM1079821
Affected services: Microsoft Teams
Status: Service degradation
Issue type: Advisory
Start time: May 21, 2025, 10:37 PM ADT

User impact
Users may be unable to see some teams or channels displayed in the Microsoft Teams mobile app.

Scope of impact
Any user may be unable to see some teams or channels displayed in the Microsoft Teams mobile app.

Root cause
Some components of service infrastructure responsible for supporting the Microsoft Teams mobile app are missing a code pathway necessary for generating some teams or channels, leading to impact.


Current status
May 23, 2025, 4:36 PM ADT
We've completed developing the previously mentioned fix to restore the missing code pathway and repair this issue, and we're validating the fix for efficacy before implementing it within the impacted service environment. We're aiming to complete the validation and deployment processes by our next scheduled communications update, at which time we'll monitor our service health telemetry to confirm that impact is remediated.

Next update by:
Tuesday, May 27, 2025 at 6:00 PM ADT https://status.dal.ca/service.php?Service=21 2025-05-23 13:23:02 Active:

1) Users may be unable to open some custom document templates within myDal/SharePoint. https://status.dal.ca/service.php?Service=37 2025-05-22 09:24:54 Ticket ID: 21067 (Maintenance - Scheduled - Medium)
Start Date: May 21, 2025 09:30 PM EST
End Date: May 22, 2025 06:00 AM EST
Cause: Upgrade - Software

Service Outage Details
? Active calls will drop for the PTT Subscribers who are on active calls during the switch over/back between Primary and Geo. New calls can be initiated after 30 sec. ? Any subscriber will face the above-described impact twice during the maintenance window

Impacted Services
Push to Talk

Impacted Locations / Sites
Canada https://status.dal.ca/service.php?Service=39 2025-06-03 09:30:39 TEAMS NOTICE
Users may be unable to load some shared channel messages in Teams
Service Restored

No longer showing on Microsoft's Health Services page https://status.dal.ca/service.php?Service=21 2025-05-21 09:19:23 Resolved:

1) Users may not receive any results for video analytics within Microsoft Stream on myDal/SharePoint. https://status.dal.ca/service.php?Service=9 2025-05-21 09:17:45 CAUTION: The Sender of this email is not from within Dalhousie.

Eastlink Change Control Completion Notice


Customer: Canary NOC

Change Control ID : 2024696

Start Date: 2025-05-21

End Date: 2025-05-21

Country: Canada

Location Of Work: St Johns - NL

Reason For Work: Repair

Release Window (24 hr format): 00:00 - 06:00 Newfoundland

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS

Service Impact: Your services will be impacted while we perform a Expedited Transport Card reset on troubled equipment. https://status.dal.ca/service.php?Service=36 2025-05-14 15:08:28 CHANGE CONTROL NOTICE

Type Of Work: Expedite

Customer: Canary NOC

Change Control ID : 2024696

Start Date (yyyy-mm-dd): 2025-05-21
End Date (yyyy-mm-dd): 2025-05-21

Location Of Work: St Johns - NL

Reason For Work: Repair

Release Window (24 hr format): 00:00 - 06:00 Newfoundland

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS

Service Interruption Duration: less than 10 minute

Service Impact:
Your services will be impacted while we perform a Expedited Transport Card reset on troubled equipment. https://status.dal.ca/service.php?Service=9 2025-05-06 14:46:08 CHANGE CONTROL NOTICE
Type Of Work: Expedite

Change Control ID : 2017309

Start Date (yyyy-mm-dd): 2025-05-21
End Date (yyyy-mm-dd): 2025-05-21

Location Of Work: Mabou - NS

Reason For Work: Network Testing/Maintenance

Release Window (24 hr format): 00:00 - 04:00 Atlantic

Affected Circuits:
00144649 - Dalhousie 10Gig - UPEI Vet Collage, Charlottetown, PE <> St John's, NL

Service Interruption Duration: 2 hours

Service Impact:
Your services will be impacted while we do expedite replacement of failing equipment. https://status.dal.ca/service.php?Service=9 2025-05-21 09:20:21 CAUTION: The Sender of this email is not from within Dalhousie.

Eastlink Change Control Completion Notice


Customer: Dalhousie

Change Control ID : 2017309

Start Date: 2025-05-21

End Date: 2025-05-21

Country: Canada

Location Of Work: Mabou - NS

Reason For Work: Network Testing/Maintenance

Release Window (24 hr format): 00:00 - 04:00 Atlantic

Affected Circuits:
00144649 - Dalhousie 10Gig - UPEI Vet Collage, Charlottetown, PE <> St John's, NL

Service Impact: Your services will be impacted while we do expedite replacement of failing equipment. https://status.dal.ca/service.php?Service=38 2025-05-20 10:31:50 Status
Service Degradation
MO1077450

Details


Title: Some users may encounter delays of up to 24 hours for people suggestions in Exchange Online and Teams

User impact: Users may encounter delays of up to 24 hours for people suggestions in Exchange Online and Teams.

More info: Specifically, some users may encounter delays of up to 24 hours from the first time a person has been contacted to them showing up in Exchange Online and Teams people suggestions.

Current status: We're reviewing service monitoring telemetry to isolate the source of the issue and establish a fix.

Scope of impact: Impact is specific to some users who are served through the affected infrastructure.

Next update by: Monday, May 19, 2025, at 5:00 PM UTC https://status.dal.ca/service.php?Service=21 2025-05-20 09:39:34 Active:

1) Users may not receive any results for video analytics within Microsoft Stream on myDal/SharePoint. https://status.dal.ca/service.php?Service=39 2025-05-20 10:22:53 Status
Service Degradation
TM1074709

Details

Title: Users may be unable to load some shared channel messages in Teams

User impact: Users may be unable to load some shared channel messages in Teams.

More info: Users may see the following error: "We're having trouble loading your messages. Try refreshing."

Current status: We've completed the deployment of our fix to a subset of affected users and have confirmed it successfully resolves the issue. We're preparing to deploy the fix to the broader impacted environment and anticipate a timeline for the deployment will be available with our next scheduled update.

Scope of impact: This issue may impact any user attempting to load some shared channel messages in Teams.

Start time: Thursday, April 10, 2025, at 8:11 PM UTC

Root cause: A recent update introduced a code regression which prevents valid user info from being retrieved, causing the shared channel pane to crash and resulting in impact
Next update by: Monday, May 19, 2025, at 10:00 PM UTC https://status.dal.ca/service.php?Service=6 2025-05-20 09:22:10 Status
Service Restored
EX1072592

Details

Title: Some users may be unable to utilize automatic forwarding with their Exchange Online mailbox

User impact: Users may be unable to utilize automatic forwarding with their Exchange Online mailbox.

Final Status: We’ve concluded our testing effort and have determined that our fix is a viable solution for this issue. Representatives of organizations that would like us to re-forward any messages affected by this event are encouraged to contact Microsoft support and refer to this Service Health Dashboard post ID.

More info: New messages will be automatically forwarded, as per user settings with the deployment of the code fix. However, messages users attempted to forward between 2:04 PM UTC on May 11, 2025, and 5:00 AM UTC May 16, 2025, will not be replayed automatically.

Scope of impact: This issue may impact a subset of users attempting to utilize automatic forwarding with their Exchange Online mailbox.

Start time: Sunday, May 11, 2025, at 2:04 PM UTC

End time: Friday, May 16, 2025, at 4:32 AM UTC

Root cause: A recent service update to address an unrelated service problem introduced an impacting code regression that prevented some users from utilizing Exchange Online automatic forwarding.
We’ll produce a post-incident report within five business days. https://status.dal.ca/service.php?Service=14 2025-05-26 06:33:19 Maintenance Completed https://status.dal.ca/service.php?Service=14 2025-05-26 06:33:48 Maintenance Completed https://status.dal.ca/service.php?Service=39 2025-06-03 09:29:05 TEAMS NOTICE
Users may be unable to view contents of the Files tab in newly created Teams channels in the desktop client
Service Restored

No longer showing on Microsoft's Health Services page https://status.dal.ca/service.php?Service=14 2025-05-13 11:01:05 Carleton/Studley Campus wide: There will be no power to almost all buildings on Carleton and Studley Campuses over the upcoming long weekend. This is to conduct a critical planned power shutdown https://status.dal.ca/service.php?Service=39 2025-05-16 10:31:11 Status
Service Degradation
TM1074644

Details

Title: Users may be unable to view contents of the Files tab in newly created Teams channels in the desktop client

User impact: Users may be unable to view contents of the Files tab in newly created Teams channels in the desktop client.

More info: Impact may also occur within Teams on the web, and any file viewing requests reliant on the API leveraged for viewing files through Teams may fail.

Current status: We're progressing with testing the fix with a subset of affected users. Once completed, we'll start the deployment to all affected environments.

Scope of impact: Some users attempting to view contents of the Files tab in newly created Teams channels in the desktop client may be impacted.

Root cause: A language configuration issue introduced by a recent change on the service side is resulting in impact to an API leveraged for serving files through Teams.
Next update by: Friday, May 16, 2025, at 5:30 PM UTC https://status.dal.ca/service.php?Service=39 2025-05-15 16:00:20 Status
Service Degradation
TM1074773

Details


Title: Users may encounter delays or intermittent failures with the Walkie Talkie feature in the Teams mobile app
User impact: Users may encounter delays or intermittent failures with the Walkie Talkie feature in the Teams mobile app.
Current status: Our monitoring has identified an increase in delays or intermittent failures of the Walkie Talkie feature in the Teams mobile apps. We've analyzed recent app updates and determined that a recent update contains a code regression, resulting in impact. We've developed a fix and are in the process of validating it before release. We expect to have a deployment timeline by the next scheduled update.
Scope of impact: Any user interacting with the Walkie Talkie feature in the Teams mobile apps may be intermittently impacted.
Start time: Friday, April 18, 2025, at 12:00 PM UTC
Root cause: A recent app update contains a code regression, resulting in impact.
Next update by: Thursday, May 22, 2025, at 8:00 PM UTC https://status.dal.ca/service.php?Service=38 2025-05-15 13:43:26 Status
Service Restored
MO1074435

Details


Title: Users in Europe, Middle East, and Africa may be unable to access some M365 sites
User impact: Users in Europe, Middle East, and Africa may have been unable to access some M365 sites.
More info: Users may have seen 'An error (500 Internal Server Error) has occurred in response to this request.' when accessing some sites. Impacted sites included, but were not limited to:
- https://www.microsoft.com/microsoft-365
- https://outlook.com
- https://outlook.live.com
- https://www.hotmail.com
And related regional top-level domains sites, e.g. .co.uk, .nl, .fr
As a potential short-term workaround, affected users may have been able to access sites using the following URLs:
For the general M365 page - https://www.microsoft.com/en-us/microsoft-365
For Outlook - https://www.microsoft.com/en-us/microsoft-365/outlook
Final status: We've completed deployment of the fix to correct the code regression and confirmed through internal testing that the impact is remediated.
Scope of impact: Impact was specific to some users who are based in the Europe, Middle East and Africa regions attempting to access some M365 sites.
Start time: Wednesday, May 14, 2025, at 10:30 PM UTC
End time: Thursday, May 15, 2025, at 3:15 PM UTC
Root cause: A recent feature update, intended to introduce new service logic, contained a code regression that caused site rendering to fail and display a 500 error.
Next steps:
- We're reviewing our feature update testing and validation procedures to identify and prevent similar code regressions in deployments moving forward.
This is the final update for the event. https://status.dal.ca/service.php?Service=38 2025-05-15 08:50:21 Status
Service Degradation
MO1074435

Details

Title: Users in Europe, Middle East, and Africa may be unable to access some M365 sites
User impact: Users in Europe, Middle East, and Africa may be unable to access some M365 sites.
Current status: We're reviewing service monitoring telemetry to isolate the root cause and develop a remediation plan.
Scope of impact: Impact is specific to some users in Europe, Middle East, and Africa.
Next update by: Thursday, May 15, 2025, at 11:00 AM UTC https://status.dal.ca/service.php?Service=6 2025-05-14 14:52:43 EXCHANGE NOTICE
Some users may be unable to utilize automatic forwarding with their Exchange Online mailbox
Service Degradation

Current status: While the service provider's affected mailbox analysis progresses, they're further analyzing the network routing for automatic forwarding in Exchange Online as they isolate the source for this event so they can determine their next troubleshooting steps for remediating the impact. https://status.dal.ca/service.php?Service=6 2025-05-14 14:55:04 EXCHANGE NOTICE
Some users may be unable to access the Outlook desktop and mobile apps
Service Restored

More info: Users may have received an error stating "Something went wrong. [4usqa]" or "AADSTS500014: The service principal for resource '[Resource ID]' was disabled." when attempting to access the Outlook desktop and mobile app.
Outlook on the web and the new Outlook desktop apps were unaffected.
Users could have enabled the Information Protection app's service principal in Azure to allow users to access the Outlook desktop and mobile apps; however, the app may have been automatically disabled and cause the impact to reoccur.
Final status: The service provider has completed the reversion of the offending service update and confirmed through service health monitoring that the impact is remediated.
Start time: Wednesday, May 7, 2025, at 7:00 PM AST
End time: Wednesday, May 14, 2025, at 2:09 AM AST https://status.dal.ca/service.php?Service=6 2025-05-14 14:53:07 EXCHANGE NOTICE
Some users are unable to access the Outlook desktop client and mobile app
Service Degradation

Current status: The service provider suspects that a recent change to the service is resulting in impact. They're investigating the suspected problematic code to verify the root cause, in order to develop a remediation plan https://status.dal.ca/service.php?Service=39 2025-05-14 09:23:59 TEAMS NOTICE
Users may be shown the same meeting room repeatedly when selecting 'Add Location' to a Teams meeting
Service Degradation

More info: Users may be shown repeated meeting rooms when selecting 'Add Location' to a Teams meeting from the Teams calendar, even when the provided room is outside the building room list.
Users are able to schedule meetings in the correct meeting room using the Outlook calendar while the service provider works to resolve this issue.
Current status: The service provider has identified that changes within a recent regularly scheduled service update are resulting in impact. They've developed and begun deploying a fix to the affected service environment, and anticipate a portion of affected users may be fully remediated by their next update. In the interim, they're continuing with analysis of the impacting update to identify potential options to expedite remediation.
Scope of impact: Any user may be shown the same meeting room repeatedly when selecting 'Add Location' to a Teams meeting. https://status.dal.ca/service.php?Service=39 2025-06-03 09:23:08 TEAMS NOTICE
Some users without a Premium license may not have the option to use eCDN for town hall meetings in Teams
Service Restored https://status.dal.ca/service.php?Service=39 2025-05-14 09:23:38 TEAMS NOTICE
Some users without a Premium license may not have the option to use eCDN for town hall meetings in Teams
Service Degradation

More info: Some organizations who have the Enterprise Content Delivery Network (eCDN) field updated with a third party eCDN in the 'Live events settings" page may experience this issue during the town hall when non-Premium users schedule a town hall.
Current status: The service provider is analyzing service telemetry as well as call IDs from a subset of affected users to help determine the next steps. https://status.dal.ca/service.php?Service=39 2025-05-14 09:27:23 TEAMS NOTICE
Users accessing Teams from the Citrix Virtual Desktop Infrastructure (VDI) 2 experience service quality issues
Service Restored

Final status: The service provider has confirmed that the fix has been fully deployed, and impact has been remediated after a period of monitoring service health.
Scope of impact: Impact was specific to users served through the affected infrastructure, attempting to utilize the Teams desktop client using Citrix VDI 2 after the virtual machine wakes from hibernation.

Start time: Saturday, June 1, 2024, at 9:00 AM AST
End time: Tuesday, May 13, 2025, at 3:30 PM AST https://status.dal.ca/service.php?Service=39 2025-05-14 09:25:26 TEAMS NOTICE
Some users may see "unknown presence" instead of an accurate presence for certain users in Teams
Service Restored

More info: Users may have seen "unknown presence" showing for some cross cloud users. Users in the same cloud had their presence showing accurately.
Final status: The service provider has confirmed that the fix has successfully been deployed and impact has been remediated.

Start time: Monday, April 28, 2025, at 1:31 PM AST
End time: Tuesday, May 13, 2025, at 7:45 PM AST https://status.dal.ca/service.php?Service=39 2025-05-14 09:23:21 TEAMS NOTICE
Some users may see "unknown presence" instead of an accurate presence for Skype for Business users
Service Degradation

Current status: The service provider is reviewing service monitoring telemetry to isolate the source of the issue and establish a fix. https://status.dal.ca/service.php?Service=8 2025-05-13 10:33:20 www.dal.ca is the CDN sites are back in working order. https://status.dal.ca/service.php?Service=8 2025-05-13 10:07:41 www.dal.ca is getting "Error 503 Backend is unhealthy"

We are currently investigating an issue impacting www.dal.ca that is causing an “Error 503 Backend is unhealthy”.

We will update as information becomes available. https://status.dal.ca/service.php?Service=6 2025-05-13 09:22:34 EXCHANGE NOTICE
Users’ inbound email messages are quarantined in Exchange Online when they contain attachments
Service Restored

Final status: The service provider has completed their restoration process and have recovered all possible email messages impacted by this event. Any email messages not released at this time were confirmed to be truly malicious and not removed from quarantine.
Scope of impact: Your organization was affected by this event, and some users were impacted when receiving messages containing attachments.
Start time: Wednesday, May 7, 2025, at 2:04 PM AST
End time: Saturday, May 10, 2025, at 9:00 PM AST https://status.dal.ca/service.php?Service=39 2025-05-13 09:18:59 TEAMS NOTICE
Some users without a Premium license may not have the option to use eCDN for town hall meetings in Teams
Service Restored

Final status: The service provider has confirmed that their fix has fully deployed and remediated the issue.

Start time: Thursday, April 10, 2025, at 2:30 PM AST
End time: Saturday, May 10, 2025, at 1:30 AM AST https://status.dal.ca/service.php?Service=9 2025-05-14 10:02:23 There will be an power outage affecting the first and second floor of the Biology Tower of LSC. The outage will be in affect from 04:00 - 06:00. https://status.dal.ca/service.php?Service=38 2025-05-12 15:00:41 M365 NOTICE
Users may be erroneously able to see and install Teams-specific apps in Outlook, Word, Excel, and PowerPoint
Service Restored

More info: Additionally, users may have been erroneously able to see and install Teams-specific public apps in Copilot (Microsoft 365).
This issue may have allowed users to see and install Teams-specific public apps that were blocked by your organization's policies, though line-of-business apps aren't impacted.
Final status: The service provider has validated via internal service health telemetry and returned API calls that their targeted fix has been successfully implemented, and users are now unable to see and install Teams-specific public apps as expected in alignment with your organization's policies. To ensure mitigation, affected admins may need to restart their current session of the Teams admin center to have the fix complete its saturation.
Start time: Friday, May 2, 2025, at 5:35 PM AST
End time: Sunday, May 11, 2025, at 8:10 PM AST https://status.dal.ca/service.php?Service=38 2025-05-12 10:08:15 M365 NOTICE
Users may be erroneously able to see and install Teams-specific apps in Outlook, Word, Excel, and PowerPoint
Service Degradation

More info: Additionally, users may be erroneously able to see and install Teams-specific apps in Copilot.
This issue may allow users to see and install apps that are blocked by your organization's policies.
Current status: The service provider has identified a recent change to the Teams-specific applications ingestion process which is resulting in impact. They're applying a targeted fix to ensure the apps are filtered as intended.
Scope of impact: Any user whose organization's polices block Teams-specific apps in Outlook, Word, Excel, and PowerPoint may be erroneously able to see and install them. https://status.dal.ca/service.php?Service=38 2025-05-12 10:04:08 M365 NOTICE
Due to a third-party networking issue, users in the Japan region may be unable to access M365 services
Service Restored

Final status: After monitoring, the service provider confirmed that their service has returned to pre-incident thresholds and users can now access M365 services as expected.
Scope of impact: Users in the Japan region may have been unable to access Microsoft 365 services.
Start time: Sunday, May 11, 2025, at 8:00 PM AST
End time: Sunday, May 11, 2025, at 10:00 PM AST https://status.dal.ca/service.php?Service=9 2025-05-09 13:45:56 There is a planned power outage for the following floors in the Biology Tower, the 5th, 6th, and 7th floor. There will be two separate outages during this range the first is from 04:00 - 06:00 and the second is from 08:00 - 10:00. https://status.dal.ca/service.php?Service=6 2025-05-08 11:24:30 EXCHANGE NOTICE
Users’ inbound email messages from are quarantined in Exchange Online when they contain attachments
Service Degradation

Current status: The service provider has received feedback from representatives that adding the affected items to the allowed list has not resolved the issue. They're currently reviewing new Network Message IDs (NMIDs) to understand why email messages with attachments are being quarantined. Additionally, they've developed a potential fix to correct a signature issue that is used to detect malware. https://status.dal.ca/service.php?Service=6 2025-05-08 11:22:59 EXCHANGE NOTICE
Some users' inbound attachment scans may be taking longer than expected to complete in Exchange Online
Service Degradation

More info: As some safe attachment scans are getting stuck in a progress state, users' attachments may not be delivered.
Current status: The service provider is reviewing support provided information, alongside service telemetry to determine their next troubleshooting steps. https://status.dal.ca/service.php?Service=9 2025-05-07 10:13:48 There was a brief interruption of service from 9:45-10:05 in the Chemistry Building. This would of briefly affected Chase Building, MacDonald and University Club. https://status.dal.ca/service.php?Service=43 2025-05-07 08:35:25 Microsoft reported and resolved an issue where users were intermittently unable to run flows or play apps that used Excel Online connectors in Microsoft Power Apps and Power Automate. https://status.dal.ca/service.php?Service=43 2025-05-06 15:57:18 RESOLVED: Power Automate:
- Users may have experienced failures with flow triggers and actions that haven't been manually updated for six months. https://status.dal.ca/service.php?Service=38 2025-05-06 13:19:05 M365 NOTICE
Users may have experienced issues with multiple M365 services
Service Restored

More info: Impacted services included, but were not limited to:
- Teams
- SharePoint Online
- OneDrive for Business
Final status: The service provider has completed rerouting requests to alternate infrastructure to mitigate impact, and confirmed that the issue is resolved after an extended period of monitoring.

Start time: Tuesday, May 6, 2025, at 10:00 AM AST
End time: Tuesday, May 6, 2025, at 11:43 AM AST https://status.dal.ca/service.php?Service=38 2025-05-06 11:46:27 M365 NOTICE
Users may experience issues with multiple M365 services
Service Degradation

More info: Affected users may experience impact to multiple services, including but not limited to:
- Teams
Current status: The service provider is reviewing service monitoring telemetry to isolate the root cause and determine their next troubleshooting steps. https://status.dal.ca/service.php?Service=43 2025-05-06 08:09:11 Power Automate:
- Users may experience failures with flow triggers and actions that haven't been manually updated for six months. https://status.dal.ca/service.php?Service=43 2025-05-05 15:18:15 Microsoft resolved an issue where users may have experienced degraded service functionality for multiple Power Platform services, including (but not limited to) access, management, and usage of environments and contents via the Power Apps and Power Automate portals. https://status.dal.ca/service.php?Service=40 2025-05-05 11:33:54 ONEDRIVE NOTICE
Some users may be unable to access OneDrive through the app launcher
Service restored

More info: Users reported that they could have bypassed the issue by accessing OneDrive content via direct link.
Final status: The service provider has confirmed with a subset of affected users that the issue has been resolved following their reversion of the offending change.

Start time: Tuesday, April 29, 2025, at 8:36 PM AST
End time: Thursday, May 1, 2025, at 7:09 PM AST https://status.dal.ca/service.php?Service=6 2025-05-05 15:18:19 EXCHANGE NOTICE
Some users may have potential phishing email messages sent to their Junk folder in Exchange Online instead of quarantine
Service Restored

Final status: Following the deployment of the corrected model and resubmission of all email impacted during this event through the corrected model, the service provider's internal telemetry has verified that their ML model configuration changes have remediated the impact.

Start time: Sunday, May 4, 2025, at 12:16 PM AST
End time: Sunday, May 4, 2025, at 8:20 PM AST https://status.dal.ca/service.php?Service=6 2025-05-05 15:16:41 EXCHANGE NOTICE
Some users may have potential phishing email messages sent to their Junk folder in Exchange Online instead of quarantine
Service Degradation

Current status: The service provider has identified via their automated monitoring system an issue with one of their Machine Learning (ML) models, which may be causing potential phishing email messages to be sent to users' Junk folder in Exchange Online instead of quarantine. They've determined this issue was caused by a configuration issue with a specific component with one of their ML models, which is responsible for labelling high-confidence phishing email messages, causing some potential phishing email messages to be sent to the Junk folder instead of being quarantined. They've adjusted and are in the process of deploying the corrected model to resolve the issue. https://status.dal.ca/service.php?Service=6 2025-05-05 11:37:40 EXCHANGE NOTICE
Some users’ saved Outlook calendar views may not be preserved
Service Restored

More info: This issue may have impacted users who were leveraging Outlook on the web, the new Outlook desktop client experience, or those who have the new Calendar enabled in Teams.
Final status: The service provider has confirmed the fix deployment has completed to all impacted infrastructure and validated remediation via internal testing.

Start time: Thursday, April 3, 2025, at 5:22 PM AST
End time: Thursday, May 1, 2025, at 12:00 PM AST https://status.dal.ca/service.php?Service=6 2025-05-05 11:35:50 EXCHANGE NOTICE
Some users may experience issues with their Outlook calendar saved views not being preserved
Service Degradation

User impact: Users may experience issues with their Outlook calendar saved views not being preserved.
More info: This issue may impact users in Outlook on the web and New Outlook.
In addition, users who have New Calendar enabled in Teams may also be impacted.
Current status: We received reports of an issue with Outlook calendar saved views. Our investigation identified a recent service update containing a code issue that's causing the service to incorrectly fail to recognize saved view calendar IDs, leading to impact. We're working to internally test and develop a fix for this issue to remediate impact.
Scope of impact: Users may be impacted by this event experience issues with their Outlook calendar saved views not being preserved.
Start time: Thursday, April 3, 2025, at 8:22 PM UTC
Root cause: A recent service update contained a code issue that's causing the service to incorrectly fail to recognize saved view calendar IDs, leading to impact.
Next update by: Friday, April 18, 2025, at 7:00 PM UTC https://status.dal.ca/service.php?Service=21 2025-05-02 16:25:05 Resolved:

1) Some users may be unable to access myDal/SharePoint through the app launcher. https://status.dal.ca/service.php?Service=36 2025-05-02 09:18:54 COMPLETION NOTICE
Service Restored


Customer: ACORN NS
Change Control ID : 2009768
Start Date: 2025-05-02
End Date: 2025-05-02

Location Of Work: Summerside - PE

Reason For Work: Maintenance

Release Window (24 hr format): 00:00 - 06:00 Atlantic

Affected Circuits:
00137864 - ACORN NS - 10Gig Canarie UPEI to Ude Moncton

Service Impact: Your services will be impacted while we do Expedited maintenance on troubled Transport equipment. https://status.dal.ca/service.php?Service=14 2025-05-02 09:07:18 UPS maintenance was successfully completed Wednesday afternoon about 2 pm. https://status.dal.ca/service.php?Service=6 2025-05-02 09:16:58 EXCHANGE NOTICE
Some users’ inbound email messages sent from Gmail accounts may be incorrectly marked as spam and quarantined
Service Restored

More info: While the service provider focused on remediation, users and admins may have been able to create allow rules to prevent email messages from Gmail senders from going to the junk folder.
Final status: After a period of monitoring, the service provider has confirmed through their service health telemetry that the completion of reverting to the previous ML model has successfully remediated impact.

Start time: Friday, April 25, 2025, at 9:00 PM AST
End time: Thursday, May 1, 2025, at 1:00 PM AST https://status.dal.ca/service.php?Service=6 2025-05-02 09:11:02 EXCHANGE NOTICE
Some users’ inbound email messages sent from Gmail accounts may be incorrectly marked as spam and quarantined
Service Degradation

Current status: The service provider is continuing their efforts to batch release additional email messages that were incorrectly marked as spam. In parallel, they're implementing additional mitigation actions to fully resolve the issue. https://status.dal.ca/service.php?Service=6 2025-05-02 09:12:50 EXCHANGE NOTICE
Some users may be unable to access calendar details in Exchange Online for meeting room devices
Service Restored

Final status: After a period of monitoring error rates associated with impact, the service provider has validated that the rollback of the offending configuration issue has remediated impact and users can access calendar details in Exchange Online for meeting room devices.

Start time: Thursday, April 24, 2025, at 3:30 PM AST
End time: Thursday, May 1, 2025, at 2:30 PM AST https://status.dal.ca/service.php?Service=6 2025-05-02 09:11:25 EXCHANGE NOTICE
Some users may receive errors when accessing calendar details in Exchange Online for meeting room devices
Service Degradation

Current status: The service provider has identified that a configuration issue introduced in a recent service update is causing impact to occur. They're reverting the configuration change to mitigate impact. https://status.dal.ca/service.php?Service=36 2025-04-24 15:45:56 CHANGE CONTROL NOTICE

Type Of Work: Expedite

Customer: ACORN NS

Change Control ID : 2009768

Start Date (yyyy-mm-dd): 2025-05-02

End Date (yyyy-mm-dd): 2025-05-02

Country: Canada

Location Of Work: Summerside - PE

Reason For Work: Maintenance

Release Window (24 hr format): 00:00 - 06:00 Atlantic

Affected Circuits:
00137864 - ACORN NS - 10Gig Canarie UPEI to Ude Moncton

Service Interruption Duration: less than 20 minute

Service Impact:
Your services will be impacted while we do Expedited maintenance on troubled Transport equipment. https://status.dal.ca/service.php?Service=40 2025-05-01 15:08:07 ONEDRIVE NOTICE
Some users may be unable to access OneDrive for Business through the app launcher
Service Degradation

More info: Users have reported that they can bypass the issue by accessing OneDrive for Business content via direct link.
Current status: The service provider is unable to reproduce the problem and their review of service data hasn't successfully pinpointed the reported failures. They request that impacted users provide the steps to reproduce the problem and a network trace that captures the issue to assist with their investigation into the problem. They'll also continue their attempts to reproduce the issue within their environment to collect the necessary data to proceed with this investigation. https://status.dal.ca/service.php?Service=21 2025-05-01 14:15:05 Active:

1) Some users may be unable to access myDal/SharePoint through the app launcher. https://status.dal.ca/service.php?Service=14 2025-04-30 09:15:01 Killam Data Centre UPS #1 will be shut down to preform a breaker replacement. https://status.dal.ca/service.php?Service=21 2025-04-30 07:56:35 Resolved: Users searching in myDal/SharePoint Online may have shown empty search results. https://status.dal.ca/service.php?Service=6 2025-04-29 15:18:32 EXCHANGE NOTICE
Users may be unable to run Outlook (classic) in online mode
Service Restored

More info: Some users may have received the following error: "HTTP 503 Service Unavailable."

Final status: The service provider has confirmed from service telemetry that this issue is no longer occurring after reducing the retry traffic, and they’ve determined that this issue is resolved.
Start time: Sunday, April 13, 2025, at 9:00 PM AST
End time: Sunday, April 27, 2025, at 8:30 PM AST https://status.dal.ca/service.php?Service=6 2025-04-29 11:38:15 EXCHANGE NOTICE
Some users may have encountered delays or failures searching in Outlook on the web
Service Restored

More info: Users may have also seen issues searching in SharePoint Online.
Final status: The service provider has confirmed after monitoring the telemetry for a period of time that impact has been fully remediated.

Start time: Tuesday, April 8, 2025, at 3:00 AM AST
End time: Tuesday, April 29, 2025, at 6:10 AM AST https://status.dal.ca/service.php?Service=6 2025-04-29 11:36:39 EXCHANGE NOTICE
Some users may encounter delays or failures searching in Outlook on the web
Service Degradation

More info: Users may also see issues searching in SharePoint Online.
Current status: The service provider is reviewing service monitoring telemetry to isolate the root cause and develop a remediation plan https://status.dal.ca/service.php?Service=39 2025-04-29 09:16:31 TEAMS NOTICE
Users may be unable to create an email address for a new Teams channel and receive an error
Service Restored

More info: When users selected "Get email address" for a newly created Teams channel, they may have received an error that stated: "We couldn’t get the email address of this channel."
This issue didn't impact email addresses that had already been created for existing Teams channels.
Final status: The service provider has confirmed through monitoring service telemetry that their code fix successfully remediated impact, and users are now able to create an email address for new Teams channels as expected.
Start time: Thursday, April 17, 2025, at 2:40 PM AST
End time: Friday, April 25, 2025, at 1:25 PM AST https://status.dal.ca/service.php?Service=39 2025-04-29 15:34:42 TEAMS NOTICE
Users may be unable to start some apps within private channels in Teams
Service Restored

More info: This impact was limited to the Teams desktop and web clients. Where possible, affected users could bypass the impact by accessing apps in private channels using the Teams mobile app.
Final status: Following the service provider's reversion of the recent service update, their internal service telemetry has validated that impact has been resolved. Users who continue to experience any problems when starting apps within Teams private channels should confirm they have the most recent fixed version of Teams (25040319113).
Start time: Thursday, April 10, 2025, at 5:11 PM AST
End time: Monday, April 28, 2025, at 9:44 PM AST https://status.dal.ca/service.php?Service=39 2025-04-29 15:32:37 TEAMS NOTICE
Users may be unable to start some apps within private channels in Teams
Service Degradation

More info: This impact is limited to the Teams desktop and web clients. Where possible, affected users can bypass the impact by accessing apps in private channels using the Teams mobile app.
Current status: The service provider's investigation has determined that a recent update to the Teams client code base responsible for facilitating app functionality in private channels introduced an error that's preventing some apps from initiating, leading to impact. They're reverting this update to repair the issue. https://status.dal.ca/service.php?Service=37 2025-04-29 15:35:37 The issue with outbound telephone calling from Microsoft Teams has been corrected and verified. https://status.dal.ca/service.php?Service=39 2025-04-28 12:24:21 TEAMS NOTICE
Some users' time zone and work hours may not have been appearing on their profile card in Teams
Service Restored

More info: Instead of seeing their actual hours with their time zone, users may have been presented with a placeholder style "HH:00" input in the field.
Impact was specific to users that leveraged non-English languages.
Final status: The service provider has confirmed the deployment to the remaining affected infrastructure has completed and impact is no longer occurring.
Scope of impact: Some users attempting to view time zone and work hours on profile cards in the Teams desktop client may have been impacted.
Start time: Monday, March 3, 2025, at 1:33 AM AST
End time: Monday, April 28, 2025, at 3:32 AM AST https://status.dal.ca/service.php?Service=21 2025-04-28 08:18:31 Users searching in myDal/SharePoint Online may show empty search results. https://status.dal.ca/service.php?Service=39 2025-04-25 10:04:04 TEAMS NOTICE
Some users were unable to utilize auto attendant, voice mail, call queues and call recorder bot in Teams
Service Restored

Final status: The service provider has determined that a section of infrastructure that facilitates auto attendant, voice mail, call queues and call recorder bot in Teams was not performing as expected. They've redirected user traffic to alternate infrastructure, which has remediated impact.
Scope of impact: Impact was specific to users who were served through the affected infrastructure.
Start time: Friday, April 25, 2025, at 6:35 AM AST
End time: Friday, April 25, 2025, at 7:26 AM AST https://status.dal.ca/service.php?Service=21 2025-04-25 08:21:01 Resolved:

myDal/SharePoint pages may have failed to generate web part thumbnails. Impacted web parts included, but were not limited to:
- Hero
- News
- Quick links
- Highlighted content https://status.dal.ca/service.php?Service=21 2025-04-24 14:00:08 Active:

1) myDal/SharePoint pages may be failing to generate web part thumbnails. Impacted web parts include, but are not limited to:
- Hero
- News
- Quick links
- Highlighted content


Resolved:

1) Users may not have:
- seen the gear icon to open the Settings pane on some myDal/SharePoint Online sites
- been able to conduct searches on some sites via the search box
- been able to load the app launcher or other navigation elements https://status.dal.ca/service.php?Service=6 2025-04-24 15:32:52 EXCHANGE NOTICE
Users may see an error and can't attach M365 data to email messages using the new Outlook for Windows
Service Restored

More info: Impact included but wasn't limited to attaching the following:
- OneDrive for Business content
- SharePoint Online site links
- Loop components
- Copilot (Microsoft 365) output
Affected users may have received the following error: "Need more information. To satisfy your organization's security policy, an additional step is required."
While the service provider worked to remediate this issue, affected users could have attached these items using other connection methods, including:
- Outlook on the web
- Classic Outlook
- Outlook desktop clients
- Outlook mobile
Final status: The service provider has received confirmation from previously affected users that impact was fully resolved after the deployment of their fix completed.
Scope of impact: Some users attempting to attach certain M365 content to email messages using the new Outlook for Windows may have been affected.
Start time: Tuesday, December 10, 2024, at 10:38 AM AST
End time: Monday, April 21, 2025, at 5:00 PM AST https://status.dal.ca/service.php?Service=6 2025-04-24 12:35:07 EXCHANGE NOTICE
Users may have been unable to access alerts for Adobe URLs as it was generating false "malicious URL click"
Service Restored

Final status: The service provider has determined their machine learning (ML) model, which safeguards Exchange Online against risky email messages, was incorrectly identifying legitimate email messages as spam due to their similarity to email messages used in spam attacks, which was resulting in impact. To fix the issue they initiated Replay Time Travel (RTT) on the affected URLs to fully remediate impact.
Scope of impact: Impact was specific to some users who were served through the affected infrastructure.
Start time: Thursday, April 24, 2025, at 7:25 AM AST
End time: Thursday, April 24, 2025, at 11:15 AM AST https://status.dal.ca/service.php?Service=6 2025-04-24 12:09:53 EXCHANGE NOTICE
Users may be unable to access alerts for Adobe URLs as its generating false "malicious URL click"
Service Degradation

User impact: Users may be unable to access alerts for Adobe URLs as its generating false "malicious URL click".
Current status: The service provider is analyzing recent trends in diagnostic service telemetry to determine their next troubleshooting steps.
Scope of impact: Impact is specific to users who are served through the affected infrastructure. https://status.dal.ca/service.php?Service=36 2025-04-24 09:23:27 CHANGE CONTROL NOTICE
Service Restored

Customer: Canary NOC

Change Control ID : 1999786

Start Date: 2025-04-24

End Date: 2025-04-24

Country: Canada

Location Of Work: Musquodoboit Harbour, NS

Reason For Work: OSP Forced Relocate

Release Window (24 hr format): 00:01 - 06:00 Atlantic

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS https://status.dal.ca/service.php?Service=39 2025-04-24 09:19:45 TEAMS NOTICE
Users with some conditional access policies applied may be unable to retrieve new voicemails in Teams
Service Restored

More info: Affected users still saw voicemail notifications appear but couldn't access these new voicemails. As a workaround, affected users could access their voicemail from Outlook. Conditional access policies were enabled by admins through Entra and relate to continuous access evaluation (CAE).
Final status: The service provider's fix deployment has completed, and they've confirmed after a period of monitoring and receiving reports from previously affected users that impact was remediated.
Start time: Tuesday, February 18, 2025, at 1:15 PM AST
End time: Thursday, April 24, 2025, at 2:00 AM AST https://status.dal.ca/service.php?Service=21 2025-04-24 08:30:27 Active:

1) Users may not:
- see the gear icon to open the Settings pane on some myDal/SharePoint Online sites
- be able to conduct searches on some sites via the search box
- be able to load the app launcher or other navigation elements


2) myDal/SharePoint pages may be failing to generate web part thumbnails. Impacted web parts include, but are not limited to:
- Hero
- News
- Quick links
- Highlighted content https://status.dal.ca/service.php?Service=36 2025-04-10 11:22:42 CHANGE CONTROL NOTICE

Type Of Work: Project

Customer: Canary NOC

Change Control ID : 1999786

Start Date (yyyy-mm-dd): 2025-04-24

End Date (yyyy-mm-dd): 2025-04-24

Country: Canada

Location Of Work: Musquodoboit Harbour, NS

Reason For Work: OSP Forced Relocate

Release Window (24 hr format): 00:01 - 06:00 Atlantic

Affected Circuits:
00152705 - Canary NOC - Memorial University 228 Elizabeth Ave, St John's, NL <> Dalhousie 6225 University Ave, Halifax, NS

Service Interruption Duration: 2 hours

Service Impact:
Your services will be impacted while we do a forced fibre relocate. https://status.dal.ca/service.php?Service=39 2025-04-23 11:03:45 TEAMS NOTICE
Users may be unable to create an email address for a new Teams channel and receive an error
Service Degradation

More info: When users select "Get email address" for a newly created Teams channel, they may receive an error that states: "We couldn’t get the email address of this channel."
This issue doesn't impact email addresses that have already been created for existing Teams channels.
Current status: The service provider has identified a recent regular service update that contains a code issue and is causing impact. They've developed a code fix and are validating its efficacy before deploying. https://status.dal.ca/service.php?Service=37 2025-04-21 09:12:37 Outbound telephone calls from Microsoft Teams are intermittently failing to complete. We are working with service providers to isolate and repair the issue. As a workaround, a repeated attempt to place the call may result in success. https://status.dal.ca/service.php?Service=9 2025-04-20 22:41:44 Steele Ocean Building/Studley Campus: Network restored. https://status.dal.ca/service.php?Service=9 2025-04-20 22:41:13 Steele Ocean Building/Studley Campus: 2nd floor is experiencing a network outage. Technician is investigating the issue.