anything I can do to address this, or do I have to create a second mix and then bind them together? I've never created a project file of this length before, so not sure if this is an inherent issue with FL. ...
FLStudio via File > Exit. I can also start and stop playback. So the status bar works, everything else is frozen.
Whenever I minimize and maximize FLStudio in that state, the unresponsive part will show a frozen image ...