Index: temp/trunk/data/class/SC_CartSession.php
===================================================================
--- temp/trunk/data/class/SC_CartSession.php	(revision 6669)
+++ temp/trunk/data/class/SC_CartSession.php	(revision 6674)
@@ -53,4 +53,6 @@
 			}
 		}
+		sfprintr($this->key);
+		sfprintr($this->key_tmp);
 		sfprintr($_SESSION[$this->key]);
 		sfprintr($_SESSION[$this->key_tmp]);