If this fails with "Invalid class" or "Access denied," proceed to repair WMI.
Open and run: Get-ClusterSharedVolume Look for a state of Online or Offline . If a volume is offline, attempt to bring it online: Start-ClusterResource -Name "Cluster Disk 1" Data Retrieval Failures Occurred Windows Server 2022
If physical disks are suspect, check the health of the storage pool. Get-StoragePool Get-VirtualDisk If the HealthStatus reads Warning or Unhealthy , you may need to repair the virtual disk. Repair-VirtualDisk -FriendlyName "VolumeName" If this fails with "Invalid class" or "Access
Get-WmiObject -Class Win32_ComputerSystem Data Retrieval Failures Occurred Windows Server 2022
Many administrators report that disabling or resetting the Kernel-IoTrace diagnostic log resolves the persistent red error in Server Manager.
Last updated: October 2025 – Tested on Windows Server 2022 with Azure Stack HCI integration.
Then if errors found: