After you have successfully uninstalled your d3dx10_36_x86.inf-associated program (eg. Tom Clancy's Rainbow Six Vegas 2), reinstall the program according to the UBI Soft Entertainment instructions. Tip: If you are positive that your INF error is related to a specific UBI Soft Entertainment program, uninstalling and reinstalling your d3dx10_36_x86.inf-related program will likely be the solution to your problem.