Index: lams_common/src/java/org/lamsfoundation/lams/web/session/SessionManager.java
===================================================================
diff -u -r42ddbd4c509c956cc9f5328cea8d45d6e593e796 -r1f43a71a5f484ce52d974daf84bb3efc91019cce
--- lams_common/src/java/org/lamsfoundation/lams/web/session/SessionManager.java	(.../SessionManager.java)	(revision 42ddbd4c509c956cc9f5328cea8d45d6e593e796)
+++ lams_common/src/java/org/lamsfoundation/lams/web/session/SessionManager.java	(.../SessionManager.java)	(revision 1f43a71a5f484ce52d974daf84bb3efc91019cce)
@@ -55,9 +55,6 @@
 	
 	//signlton 
 	private static SessionManager sessionMgr;
-	
-	public static final String SYS_SESSION_NAME = "sys_session";
-	
 	//KEY: sessionId, each session will have an identified id. VALUE: SessionImpl instance, which contains 
 	//true session key/value pairs. 
 	private Map sessionContainer = new ConcurrentReaderHashMap();
@@ -171,8 +168,10 @@
 			//if cookie exist, but session does not. This usually menas seesion expired. 
 			//then delete the cookie first and set it null in order to create a new one
 			if(obj == null){
-				removeCookie((HttpServletResponse) res,SystemSessionFilter.SYS_SESSION_COOKIE);
-				cookie = null;
+				createSession(currentSessionId);
+				//After changing cookie name to JSESSIONID, left cookie lifecycle management to Server
+//				removeCookie((HttpServletResponse) res,SystemSessionFilter.SYS_SESSION_COOKIE);
+//				cookie = null;
 			}
 		}
 		//can not be in else!
Index: lams_common/src/java/org/lamsfoundation/lams/web/session/SystemSessionFilter.java
===================================================================
diff -u -r4b9d1df1802025f29135c2b5e104ca54ee5ef517 -r1f43a71a5f484ce52d974daf84bb3efc91019cce
--- lams_common/src/java/org/lamsfoundation/lams/web/session/SystemSessionFilter.java	(.../SystemSessionFilter.java)	(revision 4b9d1df1802025f29135c2b5e104ca54ee5ef517)
+++ lams_common/src/java/org/lamsfoundation/lams/web/session/SystemSessionFilter.java	(.../SystemSessionFilter.java)	(revision 1f43a71a5f484ce52d974daf84bb3efc91019cce)
@@ -55,9 +55,6 @@
 			return;
 		}
 		
-		System.out.println(req.getServerName());
-		System.out.println(((HttpServletRequest)req).getRequestURI());
-		
 		SessionManager.startSession(req, res);
 		
 		//do following part of chain