Index: src/com/ecyrd/jspwiki/auth/UserManager.java
===================================================================
RCS file: /p/cvs/JSPWiki/src/com/ecyrd/jspwiki/auth/UserManager.java,v
retrieving revision 1.62
diff -u -r1.62 UserManager.java
--- src/com/ecyrd/jspwiki/auth/UserManager.java	21 Aug 2007 17:59:50 -0000	1.62
+++ src/com/ecyrd/jspwiki/auth/UserManager.java	25 Nov 2007 13:58:21 -0000
@@ -19,6 +19,7 @@
 */
 package com.ecyrd.jspwiki.auth;
 
+import java.io.Serializable;
 import java.security.Permission;
 import java.security.Principal;
 import java.text.MessageFormat;
@@ -57,8 +58,10 @@
  * @author Andrew Jaquith
  * @since 2.3
  */
-public final class UserManager
+public final class UserManager implements Serializable
 {
+    static final long serialVersionUID = 1l;
+    
     private static final String USERDATABASE_PACKAGE = "com.ecyrd.jspwiki.auth.user";
     private static final String SESSION_MESSAGES = "profile";
     private static final String PARAM_EMAIL = "email";
@@ -790,8 +793,10 @@
      *
      *  @author Janne Jalkanen
      */
-    public final class JSONUserModule implements RPCCallable
+    public final class JSONUserModule implements RPCCallable, Serializable
     {
+        
+        static final long serialVersionUID = 1l;
         /**
          *  Directly returns the UserProfile object attached to an uid.
          *