Here’s how to install AdSense Deluxe for WordPress, to avoid the common error “You do not have sufficient permissions to access this page”.
When you download the AdSense Deluxe plugin, only copy over the adsense-deluxe.php file to your plugins root directory (/wp-content/plugins). Also, in the file adsense-delux.php line 1085, change admin_head to admin_menu.
Activate plugin and enjoy!
Resources
AdSense Deluxe Quick Fix 1: http://ntmw.byethost13.com/fix-adsense-deluxe-wordpress-plugin-you-do-not-have-sufficient-permissions-to-access-this-page-error-for-wordpress-2-8-1/