I had a problem with admin side of WordPress very very slow so I searched online and found this article on WordPress Performance
I installed all plugins and did the debug true and I got this message.
Notice: Use of undefined constant EDD_VERSION - assumed 'EDD_VERSION' in /home/webconte/public_html/wp-content/plugins/easy-digital-downloads-csv-manager/includes/class.exporter.php on line 51
Notice: Use of undefined constant EDD_VERSION - assumed 'EDD_VERSION' in /home/webconte/public_html/wp-content/plugins/easy-digital-downloads-csv-manager/includes/class.importer.php on line 52
At the top of the theme
The preformace looks like its the theme I will take that to the theme developer. but the error I woul like fixed