Since lot's of people ask about this, here goes a video, showing you how to avoid any errors while installing LCPDFR. This was recorded on Windows 7, with LCPDFR RC2R2, it might vary on other OS' or other LCPDFR versions. I hope you can understand me even though I've got my accent going on. (I recommend watching on 720p) http://www.youtube.com/watch?v=VCRelwEAqGI Important notes written out: - Run as Administrator - Disable Read-Only on your GTA IV folder - Make sure you've got 4 green ticks in the Wizard