Matt Madore
Ansys Employee
A recent Windows update, Microsoft update KB4571756, results in one of the Windows functions (DescribePixelFormat) crashing on startup. nnFor versions 2018.0 and newer, please try setting the environment variable ANSYS_EM_DONOT_PRELOAD_3DDRIVER_DLL=1 to get around the problem.nnFor guidance on creating an Environment Variable please refer to this link. You need to create a NEW Variable.nhttps://www.computerhope.com/issues/ch000549.htmnNew Variable Name: ANSYS_EM_DONOT_PRELOAD_3DDRIVER_DLLnNew Variable Value: 1nn