If you already have Sakray installed, Click this button, it will start the download for the installer.
Afterwards, just find your sdata.grf in your RO folder, copy it, then paste it into the newly created God of Ragnarok folder.
AFTER YOU PATCH, REGISTER USING THE CP AND ENJOY! :D
Extra Links
Patcher Hotfix
Sakray
Mirror 1
Mirror 2
Mirror 3