Date:2013-06-17
Safety:Kaspersky McAfee Noton BitDefender AVG

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NVIDIA Compatible Vista WDDM D3D Driver, Version 185.93 

·Go to the download page

Using the zip or rar file
1.Download nvd3dum.dll 8.15.11.8593
2.Extract nvd3dum.dll 8.15.11.8593 from .zip. We recommend that you extract nvd3dum.dll 8.15.11.8593 to the installation directory of the program that is requesting nvd3dum.dll 8.15.11.8593.
3.If that doesn't work, you will have to extract nvd3dum.dll 8.15.11.8593 to your system directory. By default, this is:
C:\Windows\System32 (Windows XP, Vista, 7, 8)
C:\WINNT\System32 (Windows NT/2000)
C:\Windows\System (Windows 95/98/Me)
4.If you use a 64-bit version of Windows, you should also place nvd3dum.dll 8.15.11.8593 in C:\Windows\SysWOW64\
5.Make sure overwrite any existing files (but make a backup copy of the original file).
6.Reboot your computer.
7.If the problem still occurs, try the following:
8.Open Windows Start menu and select "Run...".
9.Type CMD and press Enter (or if you use Windows ME, type COMMAND)).
10.Type regsvr32 nvd3dum.dll 8.15.11.8593 and press Enter.