A group of Microsoft Products and technologies used for sharing and managing content, knowledge, and applications.
I got several e-mails from Microsoft about it for that number so it did finally get created, at least. But they did say last Thursday that it was "resolved for 100%" of customers:
| Users are intermittently unable to access lists in SharePoint Online<br><br>ID: SP664797 | <br> | --- | --- | <br> | --- | <br> <br> | Status<br><br>Service Restored | <br> | --- | --- | <br> | --- | <br> <br> | Impacted services<br><br>SharePoint Online | <br> | --- | --- | <br> | --- | <br> <br> | Details<br><br>Title: Users are intermittently unable to access lists in SharePoint Online <br> <br>User impact: Users were intermittently unable to access lists in SharePoint Online. <br> <br>More info: Affected users received the following error when attempting to access lists: "Something went wrong: Invalid argument: 'headers' missing application ID header" <br> <br>Final status: Our fix has deployed 100 percent to the affected environment, and we've confirmed with previously affected users that impact is remediated. <br> <br>Scope of impact: Your organization was affected by this event, and any user attempting to access lists in SharePoint Online was impacted. <br> <br>Start time: Monday, July 24, 2023, at 7:00 AM UTC <br> <br>End time: Thursday, August 10, 2023, at 4:30 PM UTC <br> <br>Root cause: A recent request handler change, intended to optimize processing of incoming requests and responses for an unrelated feature, contained a code regression which interacted negatively with the code path that facilitates users' access to lists in SharePoint Online, resulting in impact. <br> <br>Next steps: <br> <br>- We're reviewing our update validation procedure to determine methods of detecting similar issues before they cause impact in the future. <br> <br>This is the final update for the event. | <br> | --- | --- | <br> | --- | <br> | --- |
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