Hi All,
Currently, there is an ongoing incident posted to the Service Health Dashboard (SHD) as incident SP664797.
Title: Users are intermittently unable to access lists in SharePoint Online
User impact: Users are intermittently unable to access lists in SharePoint Online.
More info: Affected users receive the following error when attempting to access lists: "Something went wrong: Invalid argument: 'headers' missing application ID header"
Current status: Our investigation has determined a recent feature update introduced a request-handling issue resulting in intermittent impact. We've developed and initialized the deployment of a fix to address this issue and anticipate this will complete, remediating the impact, by Wednesday, August 9, 2023. We're continuing to monitor the deployment as it rolls out and expect some users may see remediation as soon as our next scheduled communications update as the fix progressively saturates throughout the environment.
Scope of impact: Your organization is affected by this event, and any user attempting to access lists in SharePoint Online is impacted.
Start time: Monday, July 24, 2023, at 7:00 AM UTC
Root cause: A recent feature update introduced a request-handling issue resulting in intermittent impact.
Next update by: Friday, August 4, 2023, at 7:00 PM UTC
Your understanding is highly appreciated.
Sincerely,
Jazlyn | Microsoft Community Moderator
I checked just now (6:28PM UTC) and this incident is not appearing on the Service health dashboard even with SharePoint Online checked. When can we expect it to show up?