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Type: Bug
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 8.3.0-rc0
Affects Version/s: None
Component/s: None
Labels:
None

Assigned Teams:

Catalog and Routing
Backwards Compatibility:
Fully Compatible
Operating System:
ALL
Sprint:
CAR Team 2026-02-16
Linked BF Score:
200
CAR Domain/s:

🟥 DDL

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name(s):
None
Goal Link:
None

A race condition can occur when a timeseries upgrade/downgrade DDL coordinator runs concurrently with a setFCV command, particularly in stepdown scenarios. This results in a tassert with error code 11483004: "Cannot upgrade to viewless timeseries without the feature flag enabled".

is caused by

SERVER-115906 Create TimeseriesUpgradeDowngradeCoordinator for sharded time-series collections

Closed

related to

SERVER-119697 Investigate if ShardingDDLCoordinators check feature flags inside AlternativeClientRegion

Backlog

Assignee:: Meryama Nadim
Reporter:: Meryama Nadim
Participants:: Githook User, Meryama Nadim
Votes:: 0 Vote for this issue
Watchers:: 3 Start watching this issue

Created:: Feb 03 2026 01:15:15 PM UTC
Updated:: Feb 13 2026 08:51:08 PM UTC
Resolved:: Feb 03 2026 02:44:13 PM UTC

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