that means you are rinning to many applications/programs. Close a couple of them or as much as possible and then try again.
For the program try
http://www.dbpoweramp.com/dmc.htm its what i use and its the fastest ripper in the world.
Also Welcome to the forums [img]graemlins/thewave.gif[/img] [img]graemlins/thewave.gif[/img] [img]graemlins/thewave.gif[/img]