Hello,
Go on the Graitec 2011 installation DVD in the folder : Prerequisites and install the followings applications, in the mentioned order :
- vcredist_x64.exe -> vcredist_x64_sp1.exe -> vcredist_2008sp1_x64.exe (if the operating system is on 64bit)
- vcredist_x86.exe -> vcredist_x86_sp1.exe -> vcredist_2008sp1_x86.exe (if the operating system is on 32bit).
Also install Service Pack 1 for Advance Steel 2011 which can be found at the following adress : http://www.graitec.com/en/download.asp?ProductID=2
If this doesn't solve the problem, please send more details about the problem : when does it appear and what error message appears.