Creative Labs ZEN Vision:M Digital Media Player "register unregistered windows" Questions

...register the songs on it. It recognizes that the sansa is connected via USB, but in the audio folder there is no song. I don't want to reformat because theres song on there I like. BUt its almost out ...

register it, it said it found no unregistered components. I ignored it and tried to open the Media Manager to add songs. It said there's no player connected. I opened Windows Media Player and clicked