// Added error reporting level in dev mode

config/defines.inc.php

@@ -28,7 +28,8 @@
 define('_PS_MODE_DEV_', true);
 if (_PS_MODE_DEV_)
 {
-	@ini_set('display_errors', 'on');	
+	@ini_set('display_errors', 'on');
+	@error_reporting(E_ALL | E_STRICT);
 	define('_PS_DEBUG_SQL_', true);
 	/* Compatibility warning */
 	define('_PS_DISPLAY_COMPATIBILITY_WARNING_', true);