Troubleshooting · 10/50 · media
No verified set backup
Failure signal
A no verified set backup condition is reported or detected during media.
Likely cause
The controlling record, technical state or approved specification for media does not match the current asset or workflow.
Verification
Count independent copies and verify hashes before formatting any capture media.
Corrective action
Create and verify the missing copy, then record custody and checksum evidence.
Prevention
Add this verification to the media gate, retain immutable evidence and assign one accountable owner.