Did you disable all plugins via the config
Disable plugins via config if this fixes the problem enable plugins again via config, then disable one plugin at a time until you find the problem one
To temporarily disable the plugin system, edit includes/config.php and add this line right under <?php
PHP Code:
define('DISABLE_HOOKS', true);
To enable plugins again just comment out the line
PHP Code:
//define('DISABLE_HOOKS', true);
Use
notepad++ to edit any files