Event ID - 19100

Event Id19100
SourceMicrosoft-Windows-Hyper-V-VMMS
Description%1' background disk merge failed to complete: %3 (%4). (Virtual machine ID %2)
Event InformationAccording to Microsoft :
Cause
This event is logged when background disk merge failed to complete
Resolution
Check parent vhd
The parent virtual hard disks associated with this virtual machine may be in an inconsistent state because of a failed merge operation. Please discard this image and create a new one for future use.
Verify
The operation that lead to the failure now completes successfully.
Reference LinksEvent ID 19100 from Source Microsoft-Windows-Hyper-V-VMMS

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