yasoon incident
Increase amount of errors around Chat functionality
yasoon experienced a major incident on February 5, 2026 affecting Microsoft 365 for Jira, lasting 4d 19h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Feb 05, 2026, 01:02 PM UTC
We are seeing a re-occurrence of the issue that happened a few weeks ago. We are currently seeing an increased amount of errors in the chat functionality, coming from the Microsoft Graph API. We'll provide an update once we have more information.
- identified Feb 06, 2026, 08:43 AM UTC
We are continuing to work with Microsoft on the issue and hope to have an update soon. If you see errors when creating chats, please try to create the chat again. It's also possible that the chat is created in Teams, despite an error being shown in Jira.
- monitoring Feb 09, 2026, 08:05 AM UTC
We are seeing some improvements to this issue but are closely monitoring this. Still awaiting feedback from Microsoft on the issue.
- monitoring Feb 09, 2026, 08:05 AM UTC
We are continuing to monitor for any further issues.
- resolved Feb 10, 2026, 08:17 AM UTC
This incident has been resolved on the Microsoft side, chats can now created normally again.