Index: lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McMonitoringStarterAction.java
===================================================================
diff -u -r6f50f0e694592ee4d66a99eed634c5f7958b1be5 -raeaacdc42a05abadfc826b463196d25afd1f2cf4
--- lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McMonitoringStarterAction.java	(.../McMonitoringStarterAction.java)	(revision 6f50f0e694592ee4d66a99eed634c5f7958b1be5)
+++ lams_tool_lamc/src/java/org/lamsfoundation/lams/tool/mc/web/McMonitoringStarterAction.java	(.../McMonitoringStarterAction.java)	(revision aeaacdc42a05abadfc826b463196d25afd1f2cf4)
@@ -113,6 +113,14 @@
 	    /* this section is related to Stats tab. Starts here. */
 	    int countAllUsers=mcService.getTotalNumberOfUsers();
 		logger.debug("countAllUsers: " + countAllUsers);
+		
+		if (countAllUsers == 0)
+		{
+	    	logger.debug("error: countAllUsers is 0");
+	    	persistError(request,"error.noStudentActivity");
+	    	request.setAttribute(USER_EXCEPTION_NO_STUDENT_ACTIVITY, new Boolean(true));
+			return (mapping.findForward(ERROR_LIST));
+		}
 	    
 		int countSessionComplete=mcService.countSessionComplete();
 		logger.debug("countSessionComplete: " + countSessionComplete);