#define STATUS_GRAPHICS_OPM_SIGNALING_NOT_SUPPORTED ((NTSTATUS)0xC01E0520L)
MessageId: STATUS_GRAPHICS_OPM_SIGNALING_NOT_SUPPORTED MessageText: The DxgkDdiOPMGetCOPPCompatibleInformation and DxgkDdiOPMConfigureProtectedOutput functions return this error if the display driver does not support the DXGKMDT_OPM_GET_ACP_AND_CGMSA_SIGNALING and DXGKMDT_OPM_SET_ACP_AND_CGMSA_SIGNALING GUIDs.