Subject RE: [firebird-support] gbak error
Author Leyne, Sean
> I'm running fb2.1 on centos5, recently a system has started throwing this
> error when asked to do a backup, the gbak parameters are unchanged,
> permissions all seem ok, any suggestions what I might check
> gbak: ERROR:Unexpected I/O error while writing to backup file
> gbak:Exiting before completion due to errors

Check integrity of storage subsystem.