System.Runtime.InteropServices.COMException: {Desktop composition is disabled} The operation could not be completed because desktop composition is disabled. (0x80263001)

[hlps-pt]

What were you doing when VidCoder crashed?

Encoding a .WMV (VC-1) video to .MP4 (HEVC)

SOURCE: Format: VC-1 Codec ID: WMV3 Codec ID/Info: Windows Media Video 9 Codec ID/Hint: WMV3 Description of the codec: Windows Media Video 333639480 - 2-pass VBR

TARGET: Format: HEVC Format/Info: High Efficiency Video Coding Format profile: [email protected]@Main Codec ID: hvc1 Codec ID/Info: High Efficiency Video Coding Writing application: HandBrake 1.10.2 2025090600

Crash details

VidCoder 12.12 VelopackInstaller
System.Runtime.InteropServices.COMException (0x80263001): {Desktop composition is disabled} The operation could not be completed because desktop composition is disabled. (0x80263001)
   at Standard.NativeMethods.DwmExtendFrameIntoClientArea(IntPtr hwnd, MARGINS& pMarInset)
   at System.Windows.Shell.WindowChromeWorker._ExtendGlassFrame()
   at System.Windows.Shell.WindowChromeWorker._UpdateFrameState(Boolean force)
   at System.Windows.Shell.WindowChromeWorker._HandleDwmCompositionChanged(WM uMsg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at System.Windows.Shell.WindowChromeWorker._WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)