This Error Event is part of Export Registry Events.
Event ID · 127400
"Failed to export registry key"
Overview
The Failed to export registry key error message indicates that the Export Registry Action has failed to export data from Windows registry into the specified file.
Solution
Verify that the specified disk location is accessible and allows writing files under specified access privileges. Ensure the user credentials used to access the Windows registry grant the necessary rights to read the registry entries that are being exported.
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