diff --git a/system/libraries/Loader.php b/system/libraries/Loader.php
index 7c42123..f243a28 100644
--- a/system/libraries/Loader.php
+++ b/system/libraries/Loader.php
@@ -837,6 +837,11 @@
 	 */
 	function _ci_assign_to_models()
 	{
+		if (count($this->_ci_models) == 0)
+		{
+			return;
+		}
+	
 		if ($this->_ci_is_instance())
 		{
 			$CI =& get_instance();