Index: lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/LearningDesignService.java
===================================================================
RCS file: /usr/local/cvsroot/lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/LearningDesignService.java,v
diff -u -r1.37 -r1.38
--- lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/LearningDesignService.java	11 May 2016 07:29:06 -0000	1.37
+++ lams_common/src/java/org/lamsfoundation/lams/learningdesign/service/LearningDesignService.java	17 Jun 2016 14:49:51 -0000	1.38
@@ -306,9 +306,8 @@
 
     @Override
     public String createBranchingSVG(Long branchingActivityId, int imageFormat) throws IOException {
-	BranchingActivity branchingActivity = (BranchingActivity) activityDAO
-		.getActivityByActivityId(branchingActivityId);
-	Long learningDesignId = branchingActivity.getLearningDesign().getLearningDesignId();
+	Activity activity = activityDAO.getActivityByActivityId(branchingActivityId);
+	Long learningDesignId = activity.getLearningDesign().getLearningDesignId();
 	return createDesignSVG(learningDesignId, branchingActivityId, imageFormat);
     }