Quote Originally Posted by marse View Post
........... It's got to be the prog. Corrupted dll somewhere that, as mentioned in another thread, isn't getting replaced or...?
I don't agree.

It's much more likely that it's something on your computer that's not allowing the install to complete correctly. The programme itself is very unlikely to be at fault. As mentioned elsewhere can you install it on another computer and try that (at work or at a friends).