This user isn't allowed to sign in to this computer.

[mitay]

21.03.2019 9:39:04 :: Error: This user isn't allowed to sign in to this computer.
Failed to open storage for read/write access. Storage: [\\UNAS\BackUp\SPFserver_1_1\SPFserver_1_4534D2019-03-21T093759.vbk].
Agent failed to process method {Stg.OpenReadWrite}.

Which user?

1. For backups, i have a user domain\backupusr, he has all the permissions on the \\UNAS\BackUp.
2. Credentials for this user entered for repository \\UNAS\BackUp
3. This user is in the local administrators on the Hyper-V server
4. VBR console started by this user

What am i doing wrong?

[mitay]

Autodetection Gateway server is wrong.
Solwed.