Index: lams_common/src/java/org/lamsfoundation/lams/tool/ToolSessionManager.java
===================================================================
diff -u -r2b831e534444ad040546c3762a267a2f73e4199d -r737e77bd0a4a0888f135459bd908ae3ca888a2d6
--- lams_common/src/java/org/lamsfoundation/lams/tool/ToolSessionManager.java	(.../ToolSessionManager.java)	(revision 2b831e534444ad040546c3762a267a2f73e4199d)
+++ lams_common/src/java/org/lamsfoundation/lams/tool/ToolSessionManager.java	(.../ToolSessionManager.java)	(revision 737e77bd0a4a0888f135459bd908ae3ca888a2d6)
@@ -46,7 +46,7 @@
      * @throws DataMissingException if no tool session matches the toolSessionId 
      * @throws ToolException if any other error occurs
      */
-    public String leaveToolSession(Long toolSessionId, User learner) 
+    public String leaveToolSession(Long toolSessionId, Long learnerId) 
     	throws DataMissingException, ToolException;
 
     /**