Unable to truncate Microsoft SQL Server transaction logs. Details: Failed to call RPC function 'Vss.TruncateSqlLogs': Error code: 0x80004005.
Failed to invoke func [TruncateSqlLogs]: Unbekannter Fehler. Failed to process 'TruncateSQLLog' command. Failed to truncate SQL server transaction logs for instances: CLUSQL04 UC4P. See guest helper log. .
Where i can see anything about this ? I Think every with security is fine.
You may want to go to your SQL Server and locate the Guest Helper Log File on C:\ProgramData\Veeam\Backup\YOURJOBNAME\ -> actual guest helper log file.
Mostly this error is thrown, if the permissions on the SQL Server are not properly set with the user backing it up.