Chrizesu,
Have you tried removing audioredirector by following the this process?
- Open Finder
- Press Shift+Cmd+G
- When the Go To Folder window appears, type /System
- In the System folder, navigate to the Library folder, then Extensions folder
- Move ProcasterAudioRedirector32 (or LivestreamAudioRedirector) to the trash
- Move the Procaster application to the trash
- Clean out the trash bin
- Reboot your machine
- Install Procaster from:
http://www.livestream.com/forum/showthread.php?t=9340