Failed to open '\.\HarddiskVolume\FatVolumeMetadata.xml' - The volume does not contain a recognized file system. Please make sure that all required file system drivers are loaded and that the volume is not corrupted' (4370571)

Unable to backup newly added VM

The transfer failed: 'Call to service method https://xxx.xx.xx.xx:8006/apprecovery/api/agent/driverchangelogs/~|~~|~.~|~HarddiskVolume2/ GET failed: Failed to open '\.\HarddiskVolume2\FatVolumeMetadata.xml' - The volume does not contain a recognized file system. Please make sure that all required file system drivers are loaded and that the volume is not corrupted'

Follow the below steps to resolve the issue:

* Stop the core service

* Opened regedit and navigated to: HKLM\software\AppRecovery\core\agents\”problem agent”\AgentProtectionConfiguration\ProtectionGroups\0\VolumeNames\

* Make a backup copy of the registry key

* Find EISA partition and remove

* Start the core service -Force a backup

* If the volume “EISA” is still showing for the agent, the agent needs to be restarted.