Name of the application: Adobe first Pro.exe My OS: Windows 7 Enterprise Edition (service pack 1) I have the value 'read-only software engine Mercury' rendering engine I tried to change the name of the folders pro Prime Minister ' 8.0' and ' 9.0 ' to ' old 8.0' and ' old 9.0 'and a few other things that I do not completely at present.»»»' I looked in these forums, tried a number of solutions that worked for others, and nothing has worked for me so far. It didn't happen until what I updated from 20, and none of them work now. Premiere Pro 20 CC hangs on import of video files.