See 'MCPR" under Useful Links at the top of this page.
Kindly try the below steps and let us know the outcome;
Run the MCPR tool from here http://download.mcafee.com/products/licensed/cust_support_patches/MCPR.exe and restart the PC
Run the McPreinstall tool from here http://download.mcafee.com/products/licensed/cust_support_patches/McPreInstall.e xe
Logon to your McAfee account page from here : http://us.mcafee.com/root/login.asp and reinstall your programs .
If you still encounter the same issue , take a screen shot and reply back with the status.