Index: src/main/java/hudson/plugins/clearcase/ucm/UcmChangeLogAction.java
===================================================================
--- src/main/java/hudson/plugins/clearcase/ucm/UcmChangeLogAction.java	(revision 12847)
+++ src/main/java/hudson/plugins/clearcase/ucm/UcmChangeLogAction.java	(working copy)
@@ -103,7 +103,7 @@
                         activity.setName(activityName);
                         activityNameToEntry.put(activityName, activity);
                         if (activityName.length()!=0) {
-                            callLsActivity(activity,viewname);
+                            callLsActivity(activity,viewname,1);
                         } else {
                             activity.setHeadline("Unknown activity");
                             activity.setUser("Unknown");
@@ -131,7 +131,7 @@
         return result;
     }
 
-    private void callLsActivity(UcmActivity activity,String viewname) throws IOException, InterruptedException {
+    private void callLsActivity(UcmActivity activity,String viewname,int numberOfContributingActivitiesToFollow) throws IOException, InterruptedException {
         ClearToolFormatHandler handler = null;
         if (activity.isIntegrationActivity()) {
             handler = new ClearToolFormatHandler(INTEGRATION_ACTIVITY_FORMAT);
@@ -148,14 +148,14 @@
             activity.setStream(matcher.group(2));
             activity.setUser(matcher.group(3));
 
-            if (activity.isIntegrationActivity()) {
+            if (activity.isIntegrationActivity() && numberOfContributingActivitiesToFollow > 0) {
                 String contributingActivities = matcher.group(4);
 
                 for (String contributing : contributingActivities.split(" ")) {
                     UcmActivity subActivity = new UcmActivity();
                     activity.addSubActivity(subActivity);
                     subActivity.setName(contributing);
-                    callLsActivity(subActivity,viewname);
+                    callLsActivity(subActivity,viewname,--numberOfContributingActivitiesToFollow);
                 }
             }
         }