diff --git a/platform/platform-impl/src/com/intellij/diagnostic/IdeErrorsDialog.java b/platform/platform-impl/src/com/intellij/diagnostic/IdeErrorsDialog.java
index 508a3008be7d..02325737eb5a 100644
--- a/platform/platform-impl/src/com/intellij/diagnostic/IdeErrorsDialog.java
+++ b/platform/platform-impl/src/com/intellij/diagnostic/IdeErrorsDialog.java
@@ -514,7 +514,7 @@ public class IdeErrorsDialog extends DialogWrapper implements MessagePoolListene
   }
 
   private void updateAssigneePane(AbstractMessage message) {
-    final ErrorReportSubmitter submitter = getSubmitter(message.getThrowable());
+    final ErrorReportSubmitter submitter = message != null ? getSubmitter(message.getThrowable()) : null;
     myDetailsTabForm.setAssigneeVisible(submitter instanceof ITNReporter && myInternalMode);
   }