Install protool 6.xx on window 7 64 bit

First we need to down load protool 6.0 sp3 from siemens or link below

Extract file

Click mouse right and select property

In property, select compatibility -> Run  program in windows xp (service Pack2)
If Run do not show (be hide), We click Change settings for all users

Now, we can install Protool normally and join your result

This is only my Experiment