CLP + Spark 3.5 - Fabric Runtime 1.3 - Query failing with : VeloxRuntimeError
Microsoft lists this known issue for Data Engineering; its status is Active. It was published on 8 October 2026.
Active1 version
Facts
- Microsoft id
1997- Status
- Active
- Products
- Data Engineering
- Product family
- Data Engineering
- Status
- Active
- Published
- 8 October 2026
- Issue ID
- 1997
- Status pages
- Microsoft Fabric status
- First captured by us
- (from our first import of this list)
- Microsoft last modified
- Source
- Microsoft Fabric and Power BI known issues · open the original at Microsoft
Microsoft says
Customers running CLP with Spark 3.5 may be impacted.
What Microsoft changed
One version so far. If Microsoft edits it, each change shows here with what was removed and added.
First version we captured ·
As first seen: Active
- Status
- Active
Seen by us · Microsoft's timestamp · Microsoft's page
Incidents around this change
Possible connection
Incidents in the same services that started shortly after this change took effect. A shared service and time is not evidence that the change caused them.
- Fabric customers using Data Pipelines in UK South may have experienced elevated queue times, resulting in delays or timeouts in… · started · Same service; started 3 hours after it was published
- Fabric customers using Data Pipelines in UK South may have experienced elevated queue times, resulting in delays or timeouts in… · started · Same service; started 10 hours after it was published
Related changes
Other changes for Microsoft Fabric
- Microsoft Fabric: Dropped warehouse recovery · Generally available
- Microsoft Fabric: Plan · Generally available
- Microsoft Fabric: OneLake storage tiers and lifecycle management · Generally available
- Microsoft Fabric: OneLake item-size reporting · Generally available
- Microsoft Fabric: Lakehouse Query Explorer · Generally available
- Microsoft Fabric: Resource Instance Rules for OneLake Network Security for Azure Services · Generally available
- Microsoft Fabric: Spark job monitoring · Generally available
- Microsoft Fabric: Real-Time Dashboard · Generally available
Last updated