--- old/src/share/classes/sun/tools/jconsole/inspector/XObject.java	2013-06-17 11:26:25.000000000 -0700
+++ new/src/share/classes/sun/tools/jconsole/inspector/XObject.java	2013-06-17 11:26:25.000000000 -0700
@@ -48,18 +48,17 @@
     }
 
     public boolean equals(Object o) {
-        try {
-            if (o instanceof XObject) {
-                return object.equals(((XObject)o).getObject());
-            }
-        }
-        catch (Throwable t) {
-            System.out.println("Error comparing XObjects"+
-                               t.getMessage());
+        if (o instanceof XObject && object != null) {
+            return object.equals(((XObject)o).getObject());
         }
         return false;
     }
 
+    @Override
+    public int hashCode() {
+        return object.hashCode();
+    }
+
 
     public Object getObject() {
         return object;