The backup operation that started at '2017-04-13T07:00:45.445000000Z ' has failed because the Volume Shadow Copy Service operation to create a shadow copy of the volumes being backed up failed with following error code '2155348129'. Please review the event details for a solution, and then rerun the backup operation once the issue is resolved.
Writer name: 'SqlServerWriter'
Writer ID: {a65faa63-5ea8-4ebc-9dbd-a0c4db26912 a}
Writer Instance ID: {57af718e-2f96-4aa0-a04f-0d060bf2aaf a}
State: [8] Failed
Last error: Inconsistent shadow copy
Volume Shadow Copy Service error: Failed resolving account spsearch with status 1376. Check connection to domain controller and VssAccessControl registry key.
Operation:
Gather writers' status
Executing Asynchronous Operation
Context:
Current State: GatherWriterStatus
Error-specific details:
Error: NetLocalGroupGetMemebers(spsearch), 0x80070560, The specified local group does not exist.
Information Store (2648) Shadow copy instance 3 aborted.
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The backup operation that started at '2017-04-13T15:26:44.745000000Z ' has failed because the Volume Shadow Copy Service operation to create a shadow copy of the volumes being backed up failed with following error code '2155348129'. Please review the event details for a solution, and then rerun the backup operation once the issue is resolved.
The system event notifaction service service is stopping.
A system error has occured.
system error 997 has occured.
overlapped I/O operation is in progress.
the system event tofication service service was stopped successfully.
Task Scheduler writer
vss metadata store writer
performance counter writer
sqlserverwriter
asr writer
shadow copy optimization writer
frs writer
dhcp jet writer
com+ regdb writer
registry writer
Task Scheduler writer
vss metadata store writer
performance counter writer
System Writer
sqlserverwriter
asr writer
Sharepoint Services writer
frs writer
FSRM Writer
TS Gateway Writer
IIS Config Writer
registry writer
Certificate authority
WMI writer
IIS metabase writer
NPS vss writer
NTDS
shadow copy optimization writer
Microsoft Exchange Writer
com+ regdb writer
SPSearch4 vss writer
mssearch service writer
dhcp jet writer
System Writer
Sharepoint Services writer
FSRM Writer
TS Gateway Writer
IIS Config Writer
Certificate authority
WMI writer
IIS metabase writer
NPS vss writer
NTDS
Microsoft Exchange Writer
SPSearch4 vss writer
mssearch service writer
https://social.technet.microsoft.com/wiki/contents/articles/1261.troubleshooting-vss-writer-failure.aspx
Including this link near the bottom on registering the VSS writers:
https://blogs.technet.microsoft.com/asksbs/2008/04/23/troubleshooting-vss-and-backup/