- Stop all audio applications running.
- Go to the folder "/Library/Application Support/Propellerhead Software/Rewire".
- Delete or rename the file Rewire.bundle.
- Start Revoice Pro and press the Rewire button.
The correct version of the file should then be installed.
Note Rewire suport has been removed from Revocie Pro 3.0 and later and replaced with Audio Monitoring Plug-ins.