// Delete empty override files - use IO/s for nothing

config/config.inc.php

@@ -59,6 +59,7 @@ if (_PS_DEBUG_PROFILING_)
 	include_once(_PS_TOOL_DIR_.'profiling/ObjectModel.php');
 	include_once(_PS_TOOL_DIR_.'profiling/Hook.php');
 	include_once(_PS_TOOL_DIR_.'profiling/Db.php');
+	include_once(_PS_TOOL_DIR_.'profiling/Tools.php');
 }
 
 /* Redefine REQUEST_URI if empty (on some webservers...) */