https://status.dal.ca/ RSS feed of the Dalhousie Status Page updates. en-ca Tue, 13 Oct 2026 09:48:39 America/Halifax Copyright 2017 Dalhousie University. https://status.dal.ca/rss.php https://status.dal.ca/service.php?Service=14 2026-10-06 09:53:16 Truro Campus: Facilities Management has a planned a series of several short power outage, each outage lasting approximately 15mins, is scheduled for 6:ooam to 8:00pm on Wednesday October 14 to complete required maintenance to the campus electrical infrastructure.
This outage will only impact the following building: Hancock Institute, Harlow Institute, Haley Institute, Ruminant Animal Center, Fur Unit, Atlantic Poultry Research and West Cox. https://status.dal.ca/service.php?Service=39 2026-10-09 15:09:29 Active:

- Users may be unable to view contacts and Speed Dial entries in Microsoft Teams. https://status.dal.ca/service.php?Service=39 2026-10-09 15:16:49 Resolved:

- Users may have been unable to access Microsoft Teams transcripts and recordings. https://status.dal.ca/service.php?Service=38 2026-10-09 15:08:07 Resolved:

- Users may have received failures when prompting Copilot in Outlook on the web or the Outlook desktop client.

- Users may have been unable to make changes to page distribution or review work in OneNote and OneNote for the web. https://status.dal.ca/service.php?Service=39 2026-10-09 13:13:22 Active:

- Users may be unable to access Microsoft Teams transcripts and recordings.

- Users may be unable to view contacts and Speed Dial entries in Microsoft Teams. https://status.dal.ca/service.php?Service=36 2026-10-09 11:14:09 Provider New Change Control Notice

Type Of Work: Project

Customer: ACORN NS

Change Control ID : 2339122

Start Date (yyyy-mm-dd): 2026-10-23

End Date (yyyy-mm-dd): 2026-10-23

Country: Canada

Location Of Work: Amherst - NS

Reason For Work: Hardware Upgrade

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

Affected Circuits:
00142072 - acorn-trur-2 <> acorn-amhr-2

Service Interruption Duration: 6 hours

Service Impact:
Your services will be impacted while we perform Core Transport Upgrades https://status.dal.ca/service.php?Service=38 2026-10-08 14:00:35 Active:

- Users may receive failures when prompting Copilot in Outlook on the web or the Outlook desktop client.

- Users may be unable to make changes to page distribution or review work in Microsoft OneNote and OneNote for the web. https://status.dal.ca/service.php?Service=36 2026-10-08 11:42:16 Provider New Change Control Notice

Type Of Work: Project

Customer: Dalhousie

Change Control ID : 2337278

Start Date (yyyy-mm-dd): 2026-10-27

End Date (yyyy-mm-dd): 2026-10-27

Country: Canada

Location Of Work: Corner Brook - NL

Reason For Work: Forced Relocate

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

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

Service Interruption Duration: 2 hours

Service Impact:
Your services will be impacted while we perform a Forced Fiber Relocate https://status.dal.ca/service.php?Service=38 2026-10-07 15:04:44 Active:

- Users may be unable to make changes to page distribution or review work in Microsoft OneNote and OneNote for the web. https://status.dal.ca/service.php?Service=9 2026-10-07 10:10:48 Rowe Building /Studley campus: issue resolved. https://status.dal.ca/service.php?Service=9 2026-10-07 09:37:19 Rowe Building /Studley campus: 3rd floor experiencing network issues. Technician is investigating. https://status.dal.ca/service.php?Service=39 2026-10-07 08:19:58 Active:

- Users may be unable to view contacts and Speed Dial entries in Microsoft Teams. https://status.dal.ca/service.php?Service=39 2026-10-07 08:19:44 Resolved:

- Users' audio quality may have been degraded during Microsoft Teams calls that had video or screensharing enabled. https://status.dal.ca/service.php?Service=39 2026-10-06 12:20:42 Active:

- Users may be unable to view contacts and Speed Dial entries in Microsoft Teams.

- Users' audio quality may be degraded during Microsoft Teams calls that have video or screensharing enabled. https://status.dal.ca/service.php?Service=39 2026-10-06 12:19:51 Resolved:

- Users' recordings of presentations using PowerPoint Live in Microsoft Teams may have been missing some slides. https://status.dal.ca/service.php?Service=37 2026-10-06 10:26:04 Annulé/Cancelled** 2026-10-23 - - Maintenance Scheduled - Critical - 21174 / 2026-10-23 - - Maintenance Prévue - Critique - 21174

La version française suit ****Ticket ID: 21174 (Maintenance - Scheduled - Critical)
Start Date: Oct 23, 2026 12:00 AM EST
End Date: Oct 23, 2026 05:00 AM EST
Cause: Upgrade - Router


Service Outage Details
During this event, users could have trouble using one of the specified services in the specified regions. https://status.dal.ca/service.php?Service=6 2026-10-06 09:54:16 Active:

- Users may be unable to view contacts and Speed Dial entries in Outlook desktop and mobile.

- Users may intermittently be unable to access their calendars in Outlook on the web and the new Outlook desktop client. As a workaround, impacted users can access their calendar through Microsoft Teams.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online. https://status.dal.ca/service.php?Service=39 2026-10-06 07:31:03 Active:

- Users may be unable to view contacts and Speed Dial entries in Microsoft Teams.

- Users' audio quality may be degraded during Microsoft Teams calls that have video or screensharing enabled.

- Users' recordings of presentations using PowerPoint Live in Microsoft Teams may be missing some slides. https://status.dal.ca/service.php?Service=39 2026-10-06 07:05:46 Resolved:

- Users may have been unable to run run-only workflows from Microsoft Teams. https://status.dal.ca/service.php?Service=6 2026-10-06 07:02:42 Resolved:

- Users may have been unable to update calendar delegates in the classic Outlook desktop client. https://status.dal.ca/service.php?Service=6 2026-10-05 16:00:09 Active:

- Users may intermittently be unable to access their calendars in Outlook on the web and the new Outlook desktop client. As a workaround, impacted users can access their calendar through Microsoft Teams.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client. https://status.dal.ca/service.php?Service=6 2026-10-05 15:59:47 Resolved:

- Users may have seen unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=21 2026-10-05 15:39:37 Resolved:

- Users may have been unable to search using the search box in SharePoint Online. https://status.dal.ca/service.php?Service=37 2026-10-05 15:30:25 2026-10-23 - - Maintenance Scheduled - Critical - 21174

Ticket ID: 21174 (Maintenance - Scheduled - Critical)
Start Date: Oct 23, 2026 12:00 AM EST
End Date: Oct 23, 2026 05:00 AM EST
Cause: Upgrade - Router

Service Outage Details
During this event, users could have trouble using one of the specified services in the specified regions.

Impacted Services

Impacted Locations / Sites https://status.dal.ca/service.php?Service=37 2026-10-05 15:26:18 Customer name / Nom du client:

Dalhousie University

Provider reference number / Numéro de référence Bell:

CM0000001442550

Start time / Heure de début (Y/M/D):

2026-10-21 02:00:00 AM (ET)

End time / Heure de fin (Y/M/D):

2026-10-21 06:00:00 AM (ET)

Estimated outage / Estimation de l’interruption:

5 min

Status / Statut:

APPROVED/ APPROUVÉ

Activity / Activité:

We need to proceed with a central office maintenance in order to correct system errors.
Nous devons procéder à une maintenance à la centrale afin de corriger des erreurs de système.

Equipment / Équipement:

JUNIPER MX960

CLLI:

HLFXNS010ZW

Circuit(s) affected / Circuit(s) impacté(s):

00/ARDU/902/463/2876 DALHOUSIE UNIVERSITY 1 CHALLENGER DRIVE DARTMOUTH NOVA SCOTIA CANADA

You may experience a failure(s) at any time during the above window. https://status.dal.ca/service.php?Service=21 2026-10-05 12:04:14 Active:

- Users may be unable to search using the search box in SharePoint Online. https://status.dal.ca/service.php?Service=37 2026-10-05 10:58:04 Customer name: Dalhousie University

Provider reference number:CM0000001440394

Start time / Heure de début (Y/M/D): 2026-10-27 02:00:00 AM (ET)

End time / Heure de fin (Y/M/D): 2026-10-27 06:00:00 AM (ET)

Estimated outage / Estimation de l’interruption:

1 h

Status / Statut:

APPROVED/ APPROUVÉ

Activity / Activité:

We need to proceed with a hardware upgrade at the central office in order to improve your service.

Equipment / Équipement:

JUNIPER MX960
CLLI: MALTON2228W

Circuit(s) affected / Circuit(s) impacté(s):

05LUXX813787-003BLCA-PAA SAFEDI-MSSGONZK40W-UCPE 3210 AIRWAY DR FLR 1 RM TELCO MISSISSAUGA ON CANA

You may experience a failure(s) at any time during the above window. https://status.dal.ca/service.php?Service=6 2026-10-05 07:19:27 Active:

- Users may intermittently be unable to access their calendars in Outlook on the web and the new Outlook desktop client. As a workaround, impacted users can access their calendar through Microsoft Teams.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=39 2026-10-05 07:17:15 Active:

- Users' audio quality may be degraded during Microsoft Teams calls that have video or screensharing enabled.

- Users' recordings of presentations using PowerPoint Live in Microsoft Teams may be missing some slides.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=6 2026-10-02 15:53:26 Active:

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-10-02 15:52:25 Resolved:

- Users’ email messages may not have been quarantined and failed to be stored in the quarantine folder. https://status.dal.ca/service.php?Service=36 2026-10-02 10:19:26 Completion Notice

Start Date (yyyy-mm-dd): 2026-10-02

End Date (yyyy-mm-dd): 2026-10-02

Country: Canada

Location Of Work: Liverpool - NS

Reason For Work: Fibre Repair

Service Interruption Duration: 3 hours
Start Date (yyyy-mm-dd): 2026-10-02
End Date (yyyy-mm-dd): 2026-10-02
Location Of Work: Liverpool - NS

Service Impact:
Your services will be impacted while we perform Expedited repairs to Damaged Fiber Cables https://status.dal.ca/service.php?Service=6 2026-10-02 08:12:39 Active:

- Users’ email messages may not be quarantined and might fail to be stored in the quarantine folder.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-10-02 08:11:32 Resolved:

- Users may have been unable to search for email in Outlook desktop and Outlook on the web. https://status.dal.ca/service.php?Service=17 2026-10-02 08:11:08 The issue with both the Dalhousie and eduroam wireless networks has been resolved. https://status.dal.ca/service.php?Service=17 2026-10-02 07:29:55 Networking team is reporting widespread Dalhousie and Eduroam wireless issues affecting all campuses.  The Networking team is troubleshooting. https://status.dal.ca/service.php?Service=36 2026-10-01 13:35:48 Start Date (yyyy-mm-dd): 2026-10-02

End Date (yyyy-mm-dd): 2026-10-02

Country: Canada

Location Of Work: Liverpool - NS

Reason For Work: Fibre Repair

Network Maintenance Notice

Service Interruption Duration: 3 hours
Start Date (yyyy-mm-dd): 2026-10-02
End Date (yyyy-mm-dd): 2026-10-02
Location Of Work: Liverpool - NS

Service Impact:
Your services will be impacted while we perform Expedited repairs to Damaged Fiber Cables https://status.dal.ca/service.php?Service=39 2026-10-01 08:18:18 Active:

- Users' recordings of presentations using PowerPoint Live in Microsoft Teams may be missing some slides.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=6 2026-10-01 08:16:18 Active:

- Users’ email messages may not be quarantined and might fail to be stored in the quarantine folder.

- Users may be unable to search for email in Outlook desktop and Outlook on the web.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=9 2026-09-30 09:40:00 Upgrade completed successfully. https://status.dal.ca/service.php?Service=9 2026-09-28 14:09:04 Upgrade will be carried out on the internet routers on Wednesday morning between 5:00am -10:00am.
No outage or service disruption is envisaged (Worse case scenario, there could be slight interruptions). https://status.dal.ca/service.php?Service=37 2026-09-29 14:29:14 Push to Talk - Maintenance Scheduled - Critical

Start Date: Sep 29, 2026 09:00 PM EST
End Date: Sep 30, 2026 06:00 AM EST
Cause: Upgrade - Hardware

Service Outage Details
During this event, users could have trouble using one of the specified services in the specified regions.

Impacted Services
Push to Talk https://status.dal.ca/service.php?Service=6 2026-09-29 07:23:18 Active:

- Users may be unable to search for email in Outlook desktop and Outlook on the web.

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=21 2026-09-29 07:20:04 Resolved:

- Users may have been unable to convert Microsoft Word desktop app documents to PDFs using Save As to SharePoint locations. https://status.dal.ca/service.php?Service=6 2026-09-28 07:12:54 Active:

- Users may be unable to reply or reply-all to email messages sent to Microsoft 365 groups in Exchange Online.

- Users may be unable to update calendar delegates in the classic Outlook desktop client

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=21 2026-09-25 08:25:11 Active:

- Users may be unable to convert Microsoft Word desktop app documents to PDFs using Save As to SharePoint locations. As a temporary workaround, users can save the file locally to their computer or use the Export to PDF function. https://status.dal.ca/service.php?Service=6 2026-09-24 11:59:04 Users may be unable to update calendar delegates in the classic Outlook desktop client

Current status: We've identified that a recently enabled change may be causing authentication failures affecting delegate permission modification requests. We're reverting the change and are validating service telemetry to confirm recovery for affected users. https://status.dal.ca/service.php?Service=8 2026-09-24 07:48:15 Update:

Issues introduced by repairs have been corrected. Performance during network loads Monday thru Wednesday have been normal. The Networking team continuously monitors the network. Please report any issues via service.portal.dal.ca https://status.dal.ca/service.php?Service=6 2026-09-23 14:16:04 Active:

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-09-23 14:15:48 Resolved:

- Users may have been unable to open the account view in Outlook on the web. https://status.dal.ca/service.php?Service=6 2026-09-23 08:04:41 Active Issues:

- Users may be unable to open the account view in Outlook on the web.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=38 2026-09-23 08:02:22 Resolved Issue:

- Users may have been unable to copy, paste, drag, or duplicate cells and worksheets in Microsoft Excel. https://status.dal.ca/service.php?Service=36 2026-09-24 07:49:38 Provider New Change Control Notice

Type Of Work: Expedite

Customer: ACORN NS

Change Control ID : 2332038

Start Date (yyyy-mm-dd): 2026-09-22

End Date (yyyy-mm-dd): 2026-09-22

Country: Canada

Location Of Work: Antigonish - NS

Reason For Work: Software Upgrade

Release Window (24 hr format): 05:00 - 06:00 Atlantic

Affected Circuits:
00117880 - ACORN NS ST FX ACEnet - 2329 Notre Dame Ave, Antigonish , NS

Service Interruption Duration: less than 30 minute

Service Impact:
Your services will be impacted while applying Expedited security software upgrades https://status.dal.ca/service.php?Service=43 2026-09-22 07:17:24 Resolved Issue:

- Users' Power BI exports failed when using summarized data from matrix visuals. https://status.dal.ca/service.php?Service=9 2026-09-21 11:26:57 Weldon Law Building/ Studley campus: Network equipment replaced. https://status.dal.ca/service.php?Service=9 2026-09-21 10:50:42 Weldon Law Building/ Studley campus: there is a failed network device that is being investigated on the 3rd floor. https://status.dal.ca/service.php?Service=8 2026-09-21 08:39:46 As of the work that occurred overnight Thursday night, the widespread performance issues affecting most services (including WIFI) appear to have been corrected. Because Friday and the weekend do not give us the heavy load that we expect M-Th, we can't be 100% confident until a couple more weekdays are behind us. That caution aside, a few issues introduced by the repair have affected some services.

Known remaining issues:

-Specific applications used by Dal's Dental Clinic staff


Please report any additional lingering issues related to the network via service.portal.dal.ca https://status.dal.ca/service.php?Service=9 2026-09-21 08:37:18 As of the work that occurred overnight Thursday night, the widespread performance issues affecting most services (including WIFI) appear to have been corrected. Because Friday and the weekend do not give us the heavy load that we expect M-Th, we can't be 100% confident until a couple more weekdays are behind us. That caution aside, a few issues introduced by the repair have affected some services. ITS Networking team has made headway addressing those issues.

Please report any lingering issues related to the network via service.portal.dal.ca https://status.dal.ca/service.php?Service=43 2026-09-21 07:19:14 Active Issue:

- Users' Power BI exports fail when using summarized data from matrix visuals. Exports fail during query generation with an error indicating that visuals containing measures from multiple tables may not be supported for export. While Microsoft works towards full remediation, impacted users may export the data directly using the "Data with current layout" method as a temporary alternative. If users need a flat table output from a Matrix visual, users may change the visual type to a standard table, then export the data from the table visual. https://status.dal.ca/service.php?Service=43 2026-09-21 07:16:17 Resolved Issue:

- Users couldn't access Excel workbooks from Power BI and received an error message. https://status.dal.ca/service.php?Service=39 2026-09-21 07:15:17 Active Issue:

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=39 2026-09-21 07:14:55 Resolved Issue:

- Users may have been unable to join shared channels using some links to messages in Microsoft Teams. https://status.dal.ca/service.php?Service=43 2026-09-18 13:39:07 Active Issue:

- Users may be unable to access Excel workbooks from Power BI and may receive an error message stating: "The input couldn't be recognized as a valid Excel document." https://status.dal.ca/service.php?Service=6 2026-09-18 12:16:25 Active Issue:

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-09-18 12:15:43 Resolved Issue:

- Users may have encountered issues with the auto compose feature in the Outlook mobile app for iOS. https://status.dal.ca/service.php?Service=9 2026-09-18 10:43:04 Update on network performance issues:

Actions were taken overnight which appear to have improved the intermittent but widespread performance issues affecting the network. The ITS Networking team continues to closely monitor and work with application owners on a few specific service related impacts related to the actions. https://status.dal.ca/service.php?Service=17 2026-09-18 14:34:28 Update on wireless issues:

Actions were taken overnight which appear to have improved the intermittent but widespread issues affecting WIFI. The ITS Networking team continues to closely monitor. https://status.dal.ca/service.php?Service=8 2026-09-18 10:38:16 Update on performance issues: Networking team took actions overnight and after early monitoring this morning it appears that the general performance malaise has improved.

Current issues:
There have been a few issues with services flagged this morning which are being addressed as quickly as possible including:

-Specific applications used by Dal Dental Clinic staff

-Myaccount.dal.ca is unavailable
Change Password workaround use ( https://mysignins.microsoft.com/security-info)

-eVisions and related services is unavailable https://status.dal.ca/service.php?Service=39 2026-09-18 08:52:51 Active Issues:

- Users may be unable to join shared channels using some links to messages in Microsoft Teams. Users can bypass this impact by generating links to channels using any alternate method, such as by right-clicking on the channel in the left rail menu or any specific message within the shared channel and choosing the “Copy Link” option there.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=39 2026-09-18 08:52:22 Resolved Issue:

- Users may have intermittently been unable to launch Microsoft Teams from the web or desktop clients. https://status.dal.ca/service.php?Service=6 2026-09-17 13:58:30 Active Issues:

- Users may encounter issues with the auto compose feature in the Outlook mobile app for iOS, specifically impacting directory searches and suggestions when composing email messages.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=8 2026-09-17 11:05:17 Reports of performance issues accessing services hosted on Dal premises. The ITS Networking team is actively troubleshooting. https://status.dal.ca/service.php?Service=9 2026-09-17 11:00:30 Reports of performance issues accessing services hosted on Dal premises. The ITS Networking team is actively troubleshooting. https://status.dal.ca/service.php?Service=36 2026-09-17 09:33:58 Provider Change Control Cancellation Notice

Cancel Or Update Reason : This work has was not performed last night 15 September and it's been rescheduled to 16 September starting at 05:00 Atlantic. Sorry for any inconvenience this may have caused.

Change Control ID : 2329718

Start Date: 2026-09-16

End Date: 2026-09-16

Country: Canada

Location Of Work: Antigonish - NS

Reason For Work: Software Upgrade

Release Window (24 hr format): 05:00 - 06:00 Atlantic

Affected Circuits: 00117880 - ACORN NS ST FX ACEnet - 2329 Notre Dame Ave, Antigonish , NS

Service Interruption Duration : less than 30 minute

Service Impact: Your services will be impacted while applying Emergency security software upgrades https://status.dal.ca/service.php?Service=39 2026-09-17 07:28:33 Active Issues:

- Users may intermittently be unable to launch Microsoft Teams from the web or desktop clients.

- Users may be unable to join shared channels using some links to messages in Microsoft Teams. Users can bypass this impact by generating links to channels using any alternate method, such as by right-clicking on the channel in the left rail menu or any specific message within the shared channel and choosing the “Copy Link” option there.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=21 2026-09-16 13:50:14 Resolved Issue:

- Users may have been unable to load SharePoint Online sites or pages. https://status.dal.ca/service.php?Service=21 2026-09-16 13:12:34 Active Issue:

- Users may be unable to load SharePoint Online sites or pages and receive an error message such as: "Sorry, something went wrong: Thread was being aborted." https://status.dal.ca/service.php?Service=17 2026-09-16 12:59:30 Wireless issues being investigated across campuses. https://status.dal.ca/service.php?Service=14 2026-09-16 11:47:41 1321 Edward St: power restored https://status.dal.ca/service.php?Service=14 2026-09-16 10:32:30 1321 Edward St: Power outage due to pole work. https://status.dal.ca/service.php?Service=6 2026-09-16 10:18:36 Active Issue:

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-09-16 10:18:16 Resolved Issue:

- Users may have experienced errors or failures when accessing their mailbox via one or more Exchange Online connection methods. https://status.dal.ca/service.php?Service=6 2026-09-16 09:11:26 Active Issues:

- Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods.

- Users may see unwanted add-ins appearing automatically across all Outlook clients. https://status.dal.ca/service.php?Service=6 2026-09-16 08:21:52 Resolved Issue:

- Users may have been unable to load themes in Outlook on the web. https://status.dal.ca/service.php?Service=36 2026-09-16 14:18:17 Provider URGENT – Update to Change Notice

Update Information: This work has was not performed last night 15 September and it's been rescheduled to 16 September starting at 05:00 Atlantic. Sorry for any inconvenience this may have caused.

Type Of Work: Emergency

Customer: ACORN NS

Change Control ID : 2329718

Customer Change Ticket # ITS-15787: Emergency Network Maintenance Notice For ACORN NS Maintenance ID 2329718 That Is less than 30 minute On 2026-09-15 [[Change Work #2329763]]
Resolved

Start Date (yyyy-mm-dd): 2026-09-16

End Date (yyyy-mm-dd): 2026-09-16

Country: Canada

Location Of Work: Antigonish - NS

Reason For Work: Software Upgrade

Release Window (24 hr format): 05:00 - 06:00 Atlantic

Affected Circuits:
00117880 - ACORN NS ST FX ACEnet - 2329 Notre Dame Ave, Antigonish , NS

Service Interruption Duration: less than 30 minute

Service Impact:
Your services will be impacted while applying Emergency security software upgrades




Provider Emergency Change Control Notice

Type Of Work: Emergency

Customer: ACORN NS

Change Control ID : 2329718

Start Date (yyyy-mm-dd): 2026-09-15

End Date (yyyy-mm-dd): 2026-09-15

Country: Canada

Location Of Work: Antigonish - NS

Reason For Work: Software Upgrade

Release Window (24 hr format): 02:00 - 06:00 Atlantic

Affected Circuits:
00117880 - ACORN NS ST FX ACEnet - 2329 Notre Dame Ave, Antigonish , NS

Service Interruption Duration: less than 30 minute

Service Impact:
Your services will be impacted while applying Emergency security software upgrades https://status.dal.ca/service.php?Service=38 2026-09-14 15:49:47 Active Issue:

- Users may be unable to copy, paste, drag, or duplicate cells and worksheets in Microsoft Excel. https://status.dal.ca/service.php?Service=14 2026-09-09 17:18:11 Dentistry: Electrical work going on in the building this evening. https://status.dal.ca/service.php?Service=37 2026-09-09 11:41:45 RELEASE NOTIFICATION Dalhousie University

Customer name / Nom du client:

Dalhousie University

Bell reference number / Numéro de référence Bell:

CM0000001423447

Start time / Heure de début (Y/M/D):

2026-09-29 02:00:00 AM (ET)

End time / Heure de fin (Y/M/D):

2026-09-29 06:00:00 AM (ET)

Estimated outage / Estimation de l’interruption:

1 h

Status / Statut:

APPROVED/ APPROUVÉ

Activity / Activité:

We need to proceed with a hardware upgrade at the central office in order to improve your service.
Nous devons procéder à un rehaussement d’équipement à la centrale afin d’améliorer votre service.

Equipment / Équipement:

JUNIPER MX960

CLLI:

MALTON2228W

Circuit(s) affected / Circuit(s) impacté(s):

05LUXX813787-003BLCA-PAA SAFEDI-MSSGONZK40W-UCPE 3210 AIRWAY DR FLR 1 RM TELCO MISSISSAUGA ON CANA

You may experience a failure(s) at any time during the above window.
Il est possible que vous éprouviez une/plusieurs interruption(s) de service lors de la fenêtre ci-dessus. https://status.dal.ca/service.php?Service=39 2026-09-09 07:57:16 Active Issues:

- Users may be unable to join shared channels using some links to messages in Microsoft Teams. Users can bypass this impact by generating links to channels using any alternate method, such as by right-clicking on the channel in the left rail menu or any specific message within the shared channel and choosing the “Copy Link” option there.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=8 2026-09-08 14:51:41 Users may be unable to access so features in the cloud and receive an error message.

More info: Users receive either a 400 or 503 error code, or a "GetSections returned no conversation history" error message. https://status.dal.ca/service.php?Service=39 2026-09-08 12:25:04 Service Restored

DetailsTitle: Some users attempting to view their Microsoft Teams contact lists may experience latency

User impact: Users attempting to view their Microsoft Teams contact lists may have experienced latency.

More info: Users attempting to view their Microsoft Teams contact lists may have experienced latency.

Final status: Our fix has completed its deployment to all affected regions, resolving this impact. https://status.dal.ca/service.php?Service=42 2026-09-08 09:19:55 Service Restored
Users may not be able to open support central in Microsoft Intune and Microsoft Defender portals https://status.dal.ca/service.php?Service=6 2026-09-04 13:39:23 Active Issues:

- Users may see unwanted add-ins appearing automatically across all Outlook clients.

- Users may be unable to load themes in Outlook on the web. https://status.dal.ca/service.php?Service=6 2026-09-04 13:38:53 Resolved Issue:

- Users may have experienced delays sending and receiving email messages from external domains. The service should attempt to periodically retry sending the email previously impacted by the issue. If the initial sender received an NDR after 24-72 hours (different clients or email providers can vary), they will need to send a new email. https://status.dal.ca/service.php?Service=39 2026-09-04 13:25:37 Active Issues:

- Users attempting to view their Microsoft Teams contact lists may experience latency.

- Users may be unable to join shared channels using some links to messages in Microsoft Teams. Users can bypass this impact by generating links to channels using any alternate method, such as by right-clicking on the channel in the left rail menu or any specific message within the shared channel and choosing the “Copy Link” option there.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=39 2026-09-04 13:24:53 Resolved Issue:

- Users may have been unable to join calls or meetings in Microsoft Teams for Mac. https://status.dal.ca/service.php?Service=39 2026-09-04 08:38:36 Active Issues:

- Users may be unable to join calls or meetings in Microsoft Teams for Mac.

- Users attempting to view their Microsoft Teams contact lists may experience latency.

- Users may be unable to join shared channels using some links to messages in Microsoft Teams. Users can bypass this impact by generating links to channels using any alternate method, such as by right-clicking on the channel in the left rail menu or any specific message within the shared channel and choosing the “Copy Link” option there.

- Users may be unable to run run-only workflows from Microsoft Teams. Affected users are unable to run workflows in Teams when those workflows are configured to be executed by designated users without requiring those users to own or edit the workflow. Users receive the following error message: "Missing Trigger URI". https://status.dal.ca/service.php?Service=6 2026-09-04 08:36:15 Active Issues:

- Users may see unwanted add-ins appearing automatically across all Outlook clients.

- Users may be unable to load themes in Outlook on the web.

- Users may experience delays sending and receiving email messages from external domains. https://status.dal.ca/service.php?Service=6 2026-09-04 08:36:25 Resolved Issue:

- Users may have been unable to connect to, or experienced degraded functionality within, Exchange Online. https://status.dal.ca/service.php?Service=21 2026-09-04 08:33:09 Resolved Issues:

- Microsoft advised that all previous issues reported with multiple M365 services are now restored.