FLStudio will look for the FLStudio engine. Normally this is the location of FLStudio that was most recently installed. You may want to use another installation of FLStudio, for example an Alpha or Beta for testing ...
attached a video. The file is there, I've check the folder. I can't add any sounds. I've restarted FL and my Mac.
[url:bkudoqgn]https://www.dropbox.com/s/g4mn1kxbe68hfw2/fl.mov?dl=0[/url:bkudoqgn] ...