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ERROR_RXACT_COMMIT_NECESSARY
What ERROR_RXACT_COMMIT_NECESSARY means
The subtree has transaction metadata that is neither fully committed nor rolled back. A later recovery path may still complete the commit, so modifying the same area without understanding that state risks inconsistent registry data.
Where it appears
- legacy registry transaction or recovery processing
- system startup after an interrupted registry update
- configuration tools working with transactional registry state
Likely causes
- power loss or process termination during commit
- an aborted commit whose recovery record remains valid
- storage or hive errors preventing completion
What to collect
- affected hive and subtree
- the operation that initiated the transaction
- registry and kernel event logs around the interruption
- backup, checkpoint, and transaction-log state
How to respond
Allow the owning recovery mechanism to finish or explicitly roll back according to the documented transaction protocol. Do not delete transaction artifacts manually. Validate the final registry values and dependent service configuration after recovery.
References
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