Make sure the backup slice you are trying to validate is in the same folder with the rest of the chain. If it is, this slice is probably corrupted. Please recreate it
This article applies to:
An attempt to validate a backup slice fails with the following message and error code:
Error message: Failed to open backup. It may be inconsistent or corrupted
Error code: 0x01EF0013+0x000B041D+0x00040011+0x0000FFF0+0x80070002
There are three possible causes:
A backup slice is an incremental or differential backup.
Please contact Acronis Customer Central if the issue persists.