I don't know. I am unfamiliar with running QT 5 in Classic while 6.3 is running in OS X. kunga10 (AIM) kunga47 (Yahoo Messenger with Cross-Platform dial-up Video sans audio on Macs) On Monday, August 11, 2003, at 09:37 AM, Eric Phillips wrote: > How did you get QT 6.3 and 5 to coexist on the same operating system. I > have QT Pro 5 on OS9 which runs in Classic no problem and QT6.3 in OSX. > To get both versions to run in OSX do you need to reinstall QT5 after > installing 6.3?