What does NTSTATUS 0xC01A000A (STATUS_LOG_BLOCK_INVALID) mean?

 
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STATUS_LOG_BLOCK_VERSION STATUS_LOG_READ_MODE_INVALID

STATUS_LOG_BLOCK_INVALID

STATUS_LOG_BLOCK_INVALID means a CLFS log I/O block cannot be accepted as a valid block during log processing. CLFS records are marshalled into blocks and later read from sector-aligned blocks on stable storage, so this is not simply a validation failure for one application payload.

Use the adjacent statuses to narrow the stage: STATUS_LOG_BLOCK_INCOMPLETE identifies a partial block, STATUS_LOG_BLOCK_VERSION identifies a version issue, and STATUS_LOG_SECTOR_INVALID points to the sector level. This code does not name a particular root cause by itself.

Investigate the block as part of the log

  • Capture the LSN, logical container identifier, block offset, and record sequence where diagnostics expose them.
  • Validate the base file and all containers as one CLFS log rather than testing a copied container in isolation.
  • Preserve a read-only recovery copy before any operation that changes the base LSN, archive tail, or container set.

References


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