diff --git a/platform/platform-impl/src/com/intellij/diagnostic/GroupedLogMessage.java b/platform/platform-impl/src/com/intellij/diagnostic/GroupedLogMessage.java
index 39752c247c09..80ed37aade57 100644
--- a/platform/platform-impl/src/com/intellij/diagnostic/GroupedLogMessage.java
+++ b/platform/platform-impl/src/com/intellij/diagnostic/GroupedLogMessage.java
@@ -53,4 +53,11 @@ public class GroupedLogMessage extends AbstractMessage {
     return myMessages.get(0).getMessage();
   }
 
+  @Override
+  public void setAssigneeId(Integer assigneeId) {
+    for (AbstractMessage message : myMessages) {
+      message.setAssigneeId(assigneeId);
+    }
+    super.setAssigneeId(assigneeId);
+  }
 }