Make sure you have WinSCP installed. Also, download and extract this. 1. Open WinSCP and go to /Applications/, and delete the folder "Installer.app". 2. Drag the "Installer.app" file you downloaded from the link above (make sure it is unzipped) into the /Applications/ directory. 3. Push Ctrl+T or click the Terminal icon in WinSCP. 4. Copy and paste this into the box: Code: chmod 4755 /Applications/Installer.app/Installer and either hit enter or click "Execute". 5. Fully reboot your iPod by holding down the sleep button and sliding to power off, then hold the sleep button for a few seconds. 6. Go into installer, go to sources, then hit "Refresh Sources". 7. Go into update, and it should have a new version of installer. Update to this. 8. Once this is done, go back into installer and refresh sources once more. 9. You are done, and installer should be fixed.