Event ID - 20

Event Id20
SourceVSS
DescriptionVolume Shadow Copy Service: Writers will not receive events since the COM+ database is corrupted
Event InformationAccording to Microsoft :
Explanation :
Volume Shadow Copy Service relies on COM+ to deliver events to components and applications using Volume Shadow Copy Service. If the COM+ database is corrupt, Volume Shadow Copy Service cannot function properly.
Cause :
Possible causes include:
1.The COM+ database is corrupt, and Volume Shadow Copy Service is not able to deliver events to Volume Shadow Copy Service components and applications.
2.A failure during Windows? Setup may cause COM+ to not be properly installed, even if Setup did not report the error.
Resolution :
No user action is required.
Reference LinksEvent ID 20 from Source VSS

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