The VSS writers are owned by Microsoft and are merely called on to perform a function by Backup Exec. On the severs with the issue, open a command prompt with admin privileges and run "vssadmin list writers." This will show the status of the VSS writ...
Are you backing up to tape or disk? Hardware compression is only supported for tape drives so if the target is a disk, you may not have been compressing the data, hence the much faster backup.
If the target is tape, does the BE user interface list ...
Unfortunatly, the compression ratio is dependant on the data being backed up and the compression algorythm. Backup Exec has no impact on the compression ratio other than to enable and disable it. For hardware compression, the compression is controlle...
Any way you look at it, Backup Exec gets its information from the OS. If the connection to the drive is lost in the OS, it will go offline in Backup Exec. This would be a case to contact the hardware providor to troubleshoot the issue. If you review ...
Backup Exec 2012 needs .NET 4 and that version will be installed during the installation if it is not found. The remote agents for BE 2012 may also need .NET 4.0. As for a manual uninstall, it would be best to open a support case. There is a technica...