Description:
When working with Audit Nodes and Audit Node Groups on the Win32 Audit Policy Manager, on rare occasion, a W615 warning message may appear.
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This error above generally appears after the Policy Manager was stopped abruptly. For example, ending the policy manager task forcefully through Windows Task Manager may cause a lock on an object.
This document explains how to unlock an object.
Solution:
The above steps resolve the aforementioned error.