HELP! With Ghost recon Patch the new update patch

[insane232]

My back-up copy of Ghost Recon works fine, but I just recently downloaded the update patch and now it won't work. It keeps popping up on the screen put in cd to play, i have the cd in it just keeps saying put in cd! does anyone know whats going on here. i am new to this so i could use some helpful advice here! Help me out PLZ!