i just got the same problem. I did do the last update from the developer.

It didn't work. I uninstalled and reinstalled the program and it works! BTW ... How do you sync the audio with the video? What is the best 'range'?

Hi: I bought 123copy dvd gold from office depot a week ago. i tried to convert wmv to mp4 using 123movie2portable and it worked a bout a week. today i tried to do the same and kept getting an err ...