Add this to wp-config.php
define('WP_DEBUG', true); // Enable WP_DEBUG mode
define( 'WP_DEBUG_DISPLAY', false ); // Hide errors from browser. Set to true if you want to see errors in browsers as well.
define( 'WP_DEBUG_LOG', true ); // Enable Debug logging to the /wp-content/debug.log fileThe log file will be available at /wp-content/debug.log
