To spiffyguy and all other person with such problems : set all your path Without Spaces or Special caracters.[...] Majors4 : THanks again for providing us Such a big app [...] I have 3 ideas : 1-) What about allowing to save personnals presets [...] 2-) Include tools to extract avi's mp3 and adding Fixed mp3(ready to use with QuickTime) [...] 3-) what about XVID codec settings support : I know this Xvid may be 'passed through' when exporting .mp4 (see also the Tools provided with mediapipe - mediapie seems cool but not understandable at alll for me)...?