What does HRESULT 0x80042329 (VSS_E_TRANSACTION_THAW_TIMEOUT) mean?

 
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VSS_E_TRANSACTION_FREEZE_TIMEOUT VSS_E_UNSELECTED_VOLUME

VSS_E_TRANSACTION_THAW_TIMEOUT

VSS_E_TRANSACTION_THAW_TIMEOUT Too much time elapsed between freezing and thawing a transaction manager. The issue is usually delayed snapshot completion, a blocked provider, or an application that cannot resume promptly.

What to check

  • Inspect VSS, provider, and application logs around Freeze and Thaw to identify which component delayed the sequence.
  • Check for resource contention, backup software hooks, and storage latency that prolongs snapshot creation.
  • Retry after the system is stable, but investigate recurring occurrences because an extended frozen state can affect application availability.
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