Backup to NAS or a different activity(replication, validation) fails with:

 Windows error: (0x80070544) The validation information class requested was invalid


You try to add a shared folder or NAS as a backup location or want to recover files from this location.

When specifying credentials for remote resource, you get the following error
External IDs conflict for >1 credentials objects


Issue in the product.


Acronis Cyber Cloud: the issue is fixed in Agent build 26077.

Acronis Cyber Protect 15: the issue is fixed in Build 26172.


You are backing up data to QNAP NAS.

When the activity is almost complete, it fails with:

The credentials for location are not specified


Outdated NAS firmware.


Update NAS firmware to the latest version.

If the issue reproduces with the latest version of firmware, collect system information from the affected agent machine, details about NAS(model, firmware version) and contact Acronis Customer Central.



Backup, replication or another activity fails with:

The path <path> does not exist.

For example: The path "F:/" does not exist.

Or, in older builds:

Windows error: (0x80070002) The system cannot find the file specified