D3DERR_INVALIDCALL: Invalid call (-2005530516)

Question

I seem to be getting an error when testing on my WinXP(SP3) PC. The error is below but I don\'t get it when using my Win7 laptop.

D3DERR_INVALIDCALL: Invalid cal         


        

Answer 1

My guess is that your graphics card probably doesn't support a 1x1 backbuffer.

Take a look at the output from the debug runtimes. Whenever you get an InvalidCall chances are good that there's some sort of diagnostic information there indicating what you did wrong.