Cannot open Assignment in Teams, all the staff here

Thanaletchumy Kuppusamy 0 Reputation points
2025-12-12T06:46:20.2733333+00:00

Dear support team

Kindly check whether this is global issue are not, Assignment cannot open in Ms Teams.

All our staff .

Thank you.

Regards

Thana

Microsoft Teams | Microsoft Teams for education | Assignments | Delete assignments
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  1. AI answer

    2025-12-12T06:46:28.3733333+00:00

    If all staff are unable to open assignments in Microsoft Teams, it could be due to a few reasons. One common issue is related to permissions or settings in OneDrive, especially if the files are stored there. If the Limited-access user permission lockdown mode feature is activated on your OneDrive site, it can prevent users from accessing shared files, leading to errors when trying to open assignments.

    To resolve this, you can deactivate the lockdown mode by following these steps:

    1. Sign into your OneDrive site.
    2. Select the Setting icon in the upper-right corner of the screen.
    3. Go to OneDrive Settings > More Settings.
    4. Under Features and storage, select Site Collection Features.
    5. Locate Limited-access user permission lockdown mode, and then select Deactivate.

    If this does not resolve the issue, it may be beneficial to check for any ongoing service outages or issues with Microsoft Teams that could be affecting all users. You can also run diagnostics within the Microsoft 365 Admin Center to verify possible issues with accessing files shared in Teams chat.

    If the problem persists, contacting Microsoft support for further assistance would be advisable.

    AI-generated content may be incorrect. Read our transparency notes for more information.

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  2. Anonymous
    2025-12-12T08:58:06.98+00:00

    Hi @Thanaletchumy Kuppusamy, 

    Thank you for posting your question in the Microsoft Q&A forum.        

    Regarding the issue where you cannot open Assignments in Microsoft Teams: Microsoft has officially acknowledged this as an ongoing incident. The product team is actively investigating and working on a resolution. 

    Here is the detail about the incidents, this information will be update on Microsoft 365 Admin center Service Health soon. 

    Title: Some users can't access Assignments, Classroom, and Grades apps within Microsoft Teams 

    User impact: Users can't access Assignments, Classroom, and Grades apps within Microsoft Teams. 

    Scope of impact: Your organization is affected by this event, and some users located in the Southeast Asia region attempting to access Assignments, Classroom, and Grades apps within Microsoft Teams is impacted. This section may be updated as our investigation progresses. 

    Root cause: A recent service update, intended to optimize how Assignments, Classroom, and Grades apps content is retrieved, caused the related apps tab to become inaccessible for some users. 

    Next update by: Friday, December 12, 2025, at 10:30 AM UTC 

    Therefore, I strongly recommend that you report this issue via the Microsoft 365 Admin Center by navigating to: Health → Service Health → Report an issue. If you’re not an admin, please contact your IT administrator for assistance.

    User's image

    Your action is important as it helps our backend team identify that more users are experiencing this issue. This visibility allows them to prioritize and accelerate the resolution process. We truly appreciate your cooperation in reporting and sharing the necessary details.

    Please notice and accept my apologies that as moderators in the community, we are not supported for the product design and have limited resources for the advanced info for Microsoft products. To help you send your feedback and requirement to the related development team, we have redirected you to the correct path.  

    As I have already reported to the product team, if any updates or announcements are made regarding this feature, I will make sure to share them with you as soon as possible. 

    Thank you again for your time and understanding. While my initial response may not resolve the issue immediately, I’d like to gather more details about your situation so I can assist you more effectively.  

    I really appreciate your patience, and I’m here to help. Looking forward to your response!       

    If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".       

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