En Javaside fejler

Windows XP Dansk SP 2 og java instaleret dog for jeg følgende fejl i consol nå jeg går ind på en bestemt side. dog har jeg ingen problemmer hvis jeg browser ind via min Windows 2000 Server

Java(TM) Plug-in: Version 1.4.2_06
Using JRE version 1.4.2_06 Java HotSpot(TM) Client VM
User home directory = C:\Documents and Settings\Ricky

Proxy Configuration: No proxy





----------------------------------------------------
c:  clear console window
f:  finalize objects on finalization queue
g:  garbage collect
h:  display this help message
l:  dump classloader list
m:  print memory usage
o:  trigger logging
p:  reload proxy configuration
q:  hide console
r:  reload policy configuration
s:  dump system properties
t:  dump thread list
v:  dump thread stack
x:  clear classloader cache
0-5: set trace level to <n>
----------------------------------------------------
java.lang.NullPointerException: cannot add null item to Choice

    at java.awt.Choice.addItemNoInvalidate(Unknown Source)

    at java.awt.Choice.addItem(Unknown Source)

    at java.awt.Choice.add(Unknown Source)

    at com.dnb.dmnordic.client.visualcomponents.GUI_initializer.set_for_step1(GUI_initializer.java:255)

    at com.dnb.dmnordic.client.visualcomponents.ApplicationController.imagesIsSet(ApplicationController.java:169)

    at com.dnb.dmnordic.client.visualcomponents.IMAGE_initializer._$3872(IMAGE_initializer.java:264)

    at com.dnb.dmnordic.client.visualcomponents.IMAGE_initializer.run(IMAGE_initializer.java:36)

    at java.lang.Thread.run(Unknown Source)

Hjælp har ingen forstand på Java

MC