It attempts to re-link a corrupted differencing disk to its known-good parent, reconstructing missing or damaged block pointers. It will not recover data from a standalone, corrupted VHDX with no parent.
Use the Test-VHD cmdlet to identify specific errors. vhdx reparieren
Falls die VHDX nicht mehr bootet oder schwer beschädigt ist, können Sie versuchen, sie als sekundäre Festplatte an eine funktionierende virtuelle Maschine anzuhängen: Ultimate Guide to Repair VHDX Corrupted or Unreadable Files It attempts to re-link a corrupted differencing disk
If the native Hyper-V tools fail to parse the file, the corruption is likely physical or structural at the binary level. Falls die VHDX nicht mehr bootet oder schwer
The Virtual Hard Disk v2 (VHDX) format is the backbone of modern Microsoft virtualization, used extensively by Hyper-V, Windows Sandbox, and Windows Backup. Its advantages over the older VHD format—larger storage capacity (up to 64 TB), resilience to power failures via logging, and improved sector alignment—are significant. However, no storage system is immune to corruption. A sudden power loss, a failing physical disk, a faulty backup, or an abrupt virtual machine shutdown can render a VHDX file inaccessible.
Repair-VHD -Path "D:\VMs\Server01\Disk.vhdx" -ParentPath "D:\VMs\BaseImage\BaseDisk.vhdx"