Microsoft 365 Alert – Service Degradation – Power BI – Users intermittently can’t use external OneLake shortcuts to access Dataverse data from Databricks in Microsoft Fabric – ONGOING

Announcements Sharmista Mohanta

26/08/2026 09:36:00 AM

NHS.net Connect Reference: INC46919488

Microsoft Reference: PB1461743

Issue Status: ONGOING

Issue Description: Users intermittently can’t use external OneLake shortcuts to access Dataverse data from Databricks in Microsoft Fabric.

Current Update: 26/08/2026 09:37:00 AM – Microsoft has investigated the aforementioned intermittent authorization failures and identified that a recent update to the Microsoft Fabric infrastructure, intended to optimize the service, introduced an incompatibly code issue, and is resulting in impact. They are assessing solutions available to us to determine the most effective in remediating the impact.

Scope of impact: Your organisation is affected by this event, and users attempting to use OneLake external shortcuts to access Dataverse data from Databricks in Microsoft Fabric are intermittently impacted. This section may be updated as Microsoft’s investigation continues.

Root cause: A recent update to the Microsoft Fabric infrastructure, intended to optimize the service, introduced an incompatibly code issue, and is resulting in impact.

Next update by: Wednesday, August 26, 2026, at 7:30 PM UTC