Instant boot or drive mounting may encounter failure, presenting the error message "Error: The file or directory is corrupted and unreadable." This issue commonly arises when a prior instant boot session for the same VHD file was interrupted or did not reach completion.
To address this issue, follow the steps outlined below:1. Access the backup server console.2. Resolve the problem by resetting the Virtual Drive mounting status. Remount the Virtual Drive from the backup server console.