Try the following, copy the text into a textfile (Notepad). SaveAs or change the file extension to "resetWSUS.bat" instead of ".txt". Execute the script by right clicking the bat file and selecting "..Run as Administrator". You must run the script as administrator.
This script will turn off a couple services, rename the folders and register a few dlls that Windows Update Services use.........
ECHO ON net stop wuauserv net stop bits net stop cryptsvc ren %systemroot%\System32\Catroot2 Catroot2.old ren %systemroot%\SoftwareDistribution SoftwareDistribution.old regsvr32 c:\windows\system32\vbscript.dll /s regsvr32 c:\windows\system32\mshtml.dll /s regsvr32 c:\windows\system32\msjava.dll /s regsvr32 c:\windows\system32\jscript.dll /s regsvr32 c:\windows\system32\msxml.dll /s regsvr32 c:\windows\system32\actxprxy.dll /s regsvr32 c:\windows\system32\shdocvw.dll /s regsvr32 wuapi.dll /s regsvr32 wuaueng1.dll /s regsvr32 wuaueng.dll /s regsvr32 wucltui.dll /s regsvr32 wups2.dll /s regsvr32 wups.dll /s regsvr32 wuweb.dll /s regsvr32 Softpub.dll /s regsvr32 Mssip32.dll /s regsvr32 Initpki.dll /s regsvr32 softpub.dll /s regsvr32 wintrust.dll /s regsvr32 initpki.dll /s regsvr32 dssenh.dll /s regsvr32 rsaenh.dll /s regsvr32 gpkcsp.dll /s regsvr32 sccbase.dll /s regsvr32 slbcsp.dll /s regsvr32 cryptdlg.dll /s regsvr32 Urlmon.dll /s regsvr32 Shdocvw.dll /s regsvr32 Msjava.dll /s regsvr32 Actxprxy.dll /s regsvr32 Oleaut32.dll /s regsvr32 Mshtml.dll /s regsvr32 msxml.dll /s regsvr32 msxml2.dll /s regsvr32 msxml3.dll /s regsvr32 Browseui.dll /s regsvr32 shell32.dll /s regsvr32 wuapi.dll /s regsvr32 wuaueng.dll /s regsvr32 wuaueng1.dll /s regsvr32 wucltui.dll /s regsvr32 wups.dll /s regsvr32 wuweb.dll /s regsvr32 jscript.dll /s regsvr32 atl.dll /s regsvr32 Mssip32.dll /s net start wuauserv net start bits net start cryptsvc PAUSE