If you are trying to install this specific setup ("autocad 2008 windows 7 64 bit"), you will likely encounter a specific hurdle:
If you must use AutoCAD 2008 on Windows 7 64-bit, try these methods (ranked from best to worst): autocad 2008 windows 7 64 bit 58
A dialog box appeared. Not a progress bar. Just a single line of text: If you are trying to install this specific
The problem is the , not the main program. but with some tweaks and workarounds
As you can see, AutoCAD 2008 was not designed to run on Windows 7 64-bit, but with some tweaks and workarounds, we can make it work.