diff -Nru /tmp/jabref-2.9.2/src/java/net/sf/jabref/JabRefFrame.java src/java/net/sf/jabref/JabRefFrame.java
--- /tmp/jabref-2.9.2/src/java/net/sf/jabref/JabRefFrame.java	2013-01-20 22:19:03.864705651 +0200
+++ src/java/net/sf/jabref/JabRefFrame.java	2013-01-20 22:28:02.491217309 +0200
@@ -40,7 +40,6 @@
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
 
-import org.java.ayatana.ApplicationMenu;
 
 import net.sf.jabref.export.*;
 import net.sf.jabref.external.ExternalFileTypeEditor;
@@ -555,8 +554,6 @@
         // The following sets up integration with Unity's global menu, but currently (Nov 18, 2012)
         // this doesn't work with OpenJDK 6 (leads to crash), only with 7.
         String javaVersion = System.getProperty("java.version", null);
-        if (javaVersion.compareTo("1.7") >= 0)
-            ApplicationMenu.tryInstall(this);
 
     }