This Error Event is part of Import Registry Events.
Event ID · 126400
"Failed to import registry file"
Overview
The Failed to import registry file error message indicates that the Import Registry Action has failed to import registry data from file into the Windows registry.
Solution
Verify that the specified file exists, is accessible, and contains registry entries. Ensure the user credentials used to access the registry grant the necessary rights to modify the registry keys that are being imported.
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