#define STATUS_VIDEO_HUNG_DISPLAY_DRIVER_THREAD ((NTSTATUS)0xC01B00EAL)
MessageId: STATUS_VIDEO_HUNG_DISPLAY_DRIVER_THREAD MessageText: {Display Driver Stopped Responding} The %hs display driver has stopped working normally. Save your work and reboot the system to restore full display functionality. The next time you reboot the machine a dialog will be displayed giving you a chance to upload data about this failure to Microsoft.
XDDM Video Facility Error codes (videoprt.sys)