--- old/src/share/classes/com/sun/jndi/toolkit/ctx/Continuation.java	Mon May 13 06:49:15 2013
+++ new/src/share/classes/com/sun/jndi/toolkit/ctx/Continuation.java	Mon May 13 06:49:13 2013
@@ -90,14 +90,15 @@
      * Constructs a new instance of Continuation.
      * @param top The name of the object that is to be resolved/operated upon.
      *          This becomes the Continuation's 'starter' and is used to
-     *          calculate the "resolved name" when filling  in a NamingException.
+     *          calculate the "resolved name" when filling in a NamingException.
      * @param environment The environment used by the caller. It is used
-     * when setting the "environment" of a CannotProceedException.
+     *          when setting the "environment" of a CannotProceedException.
      */
     public Continuation(Name top, Hashtable<?,?> environment) {
         super();
         starter = top;
-        this.environment = environment;
+        this.environment = (Hashtable<?,?>)
+                ((environment == null) ? null : environment.clone());
     }
 
     /**