backup Exec - A failure has occured querying the writer status. - VSS writer error
in an elevated command prompt run the following command "vssadmin list writers" The Vss writers will be displayed, if any are showing a failed state check the list below and restart the correct service via services.msc ASR Writer VSS Volume Shadow Copy BITS Writer BITS Background Intelligent Transfer Service COM+ REGDB Writer VSS Volume Shadow Copy DFS Replication service writer DFSR DFS Replication DHCP Jet Writer DHCPServer DHCP Server FRS Writer NtFrs File Replication FSRM writer srmsvc File Server Resource Manager IIS Config Writer AppHostSvc Application Host Helper Service IIS Metabase Writer IISADMIN IIS Admin Service Microsoft Exchange Writer MSExchangeIS Microsoft Exchange Information Store Microsoft Hyper-V VSS Writer vmms Hyper-V Virtual Machine Management NTDS NTDS Active Directory Domain Services OSearch VSS Writer OSearch Office SharePoint Server Search OSearch14 VSS Writer OSearch14 SharePoint Server Search 14 Registry Writer VSS Volume Sh...