Event ID - 12144

Event Id12144
SourceMicrosoft-Windows-Hyper-V-SynthStor
Description%1': Virtual disk '%3' failed to open because the file is corrupt or is too small. (Virtual machine %2)
Event InformationAccording to Microsoft :
Cause
This event is logged when Virtual disk failed to open because the file is corrupt or is too small.
Resolution
Check image
Check and ensure a valid image exists, has the right permissions, and is attached.
You may get this failure if the image, connection, and/or permissions are mismatched.
There may be multiple issues. You should start with the error message.
Verify
The virtual machine with the storage attached is able to launch successfully.
Reference LinksEvent ID 12144 from Source Microsoft-Windows-Hyper-V-SynthStor

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