Index: lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/service/MonitoringService.java
===================================================================
diff -u -rffb182a31856ba51b7b9c0d0bfe1cf9789ea7f83 -r936a8e08dcd4329b32c5c9820cf0f8756fc232bc
--- lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/service/MonitoringService.java	(.../MonitoringService.java)	(revision ffb182a31856ba51b7b9c0d0bfe1cf9789ea7f83)
+++ lams_monitoring/src/java/org/lamsfoundation/lams/monitoring/service/MonitoringService.java	(.../MonitoringService.java)	(revision 936a8e08dcd4329b32c5c9820cf0f8756fc232bc)
@@ -1490,8 +1490,9 @@
 	    learnerProgress.getAttemptedActivities().remove(activity);
 	    learnerProgress.getCompletedActivities().remove(activity);
 	    if (removeLearnerContent && activity.isToolActivity()) {
+		ToolActivity toolActivity = (ToolActivity) getActivityById(activity.getActivityId());
 		// remove learner content from this activity
-		lamsCoreToolService.notifyToolToDeleteLearnerContent((ToolActivity) activity, learner.getUserId());
+		lamsCoreToolService.notifyToolToDeleteLearnerContent(toolActivity, learner.getUserId());
 	    }
 	}