Index: trunk/src/event/editor/MaintenanceRadioPanel.java
===================================================================
--- trunk/src/event/editor/MaintenanceRadioPanel.java	(revision 130)
+++ trunk/src/event/editor/MaintenanceRadioPanel.java	(revision 140)
@@ -45,5 +45,8 @@
     public void uponClose()
     {
-        event.message = jTextArea1.getText();
+        if (event != null)
+        {
+            event.message = jTextArea1.getText();
+        }
     }