QNAP NAS Community Forum

VM backup from QNAP 2 QANP fails with
on source qnap:
Backup task [Backup_nWin] (to //192.168.201.10/backup/vms/nWin_backup) failed. get remote shared folder info fail
on target qnap:
127.0.0.1 --- --- (Job from client: 192.168.201.110)[Hybrid Backup Sync] (Backup) Job Remote Backup 1 failed: Program has encountered an unexpected error (-131). Begin to retry the job

but an other VM is working,
and also, starting the backup job manualy is working

Not enough information provided to make a guess and as far as I know Qnap have never published explanations to any error codes so please contact Qnap support for assistance.