The Microsoft User Experience Virtualization (UE-V) agent may log the following event when attempting to upload settings packages to the settings storage location:
Source: Microsoft-User Experience Virtualization-App Agent Event ID: 4044 Description: The UE-V Agent was unable to register a cache reset. The Offline Files cache will not be cleared on reboot.
This issue can occur if the offline files cache is corrupted.
To resolve this issue, perform the steps documented in the following knowledge base article:
230738 How to re-initialize the offline files cache and database