Event ID - 20

Event Id20
SourceVolSnap
DescriptionThe shadow copies of volume Letter: were aborted because of a failed free space computation.Data: 0000: 00000000 00580002 00000000 c0060014 0010: 00000002 c000009a 00000013 00000000 0020: 00000000 00000000
Event InformationAccording to Microsoft :
Cause :
This problem occurs because of a problem with non-paged pool allocation. This problem may occur if the difference (diff) area volume is not available after startup.
Resolution :
A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.
Reference LinksEvent ID 20 from Source VolSnap

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