hi. i updated my windoes 7 to windows 7 SP1 using windows update. when it's finished i discoverd my .net 4 isn't working anymore, many progrmas that uses .net is not running right now like UDK, Catalyst control center and more, i have more information please tell me that do you need to fix this problem (i have the log files of the problems) i tried uninstalling all the .net i have on my computer (2 and 4 i don't know how both of them) and reinstall it using visual studio 2010 installation which installs .net 4 automatically. i had no success please help thanks nir

What do you see? Do the applications crash? Please give us more details! André"A programmer is just a tool which converts caffeine into code" Want to install RSAT on Windows 7 Sp1? Check my HowTo: http://www.msfn.org/board/index.php?showtopic=150221