1.
in wp-config.php add those lines
define(‘WP_DEBUG’, true);
define(‘WP_DEBUG_LOG’, true);
define(‘WP_DEBUG_DISPLAY’, false);
2.
in wp-content folder create file name debug.log
if (!function_exists('write_log')) {
function write_log($log) {
if (true === WP_DEBUG) {
if (is_array($log) || is_object($log)) {
error_log(print_r($log, true));
} else {
error_log($log);
}
}
}
}