Java APIs

hi...

i had an error in enternet explorer at the java .

the error is :

Java Plug-in 1.5.0_04
Using JRE version 1.5.0_04 Java HotSpot(TM) Client VM
User home directory = C:\Documents and Settings\admin
network: Loading user-defined proxy configuration ...
network: Done.
network: Loading proxy configuration from Internet Explorer ...
network: Done.
network: Loading manual proxy configuration ...
network: Convert proxy bypass list to regular expression:
network: proxy1.emirates.net.ae:8080 --> PROXY1.EMIRATES.NET.AE:8080
network: 192.168.1.1 --> 192.168.1.1
network: <local> --> [^.]+
network: Done.
network: Proxy Configuration: Manual Configuration
Proxy: http=proxy1.emirates.net.ae:8080,https=proxy1.emirates.net.ae:8080,ftp=proxy1.emirates.net.ae:8080,gopher=proxy1.emirates.net.ae:8080
Proxy Overrides: proxy1.emirates.net.ae:8080,192.168.1.1,<local>

basic: Cache is enabled
basic: Location: C:\Documents and Settings\admin\Application Data\Sun\Java\Deployment\cache\javapi\v1.0
basic: Maximum size: unlimited
basic: Compression level: 0

----------------------------------------------------
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 and deployment properties
t: dump thread list
v: dump thread stack
x: clear classloader cache
0-5: set trace level to <n>
----------------------------------------------------

basic: Registered modality listener
liveconnect: Invoking JS method: document
liveconnect: Invoking JS method: URL
basic: Referencing classloader: sun.plugin.ClassLoaderInfo@edc3a2, refcount=1
java.net.MalformedURLException: unknown protocol: unsaved
at java.net.URL.<init>(Unknown Source)
at java.net.URL.<init>(Unknown Source)
at sun.plugin.util.GrayBoxPainter.setProgressFilter(Unknown Source)
at sun.plugin.AppletViewer.initApplet(Unknown Source)
at sun.plugin.AppletViewer.appletInit(Unknown Source)
at sun.plugin.viewer.LifeCycleManager.initAppletPanel(Unknown Source)
at sun.plugin.viewer.IExplorerPluginObject$Initer.run(Unknown Source)
basic: Added progress listener: sun.plugin.util.GrayBoxPainter@a6aeed
basic: Loading applet ...
basic: Initializing applet ...
basic: Starting applet ...
network: Connecting http://host2.digichet.com/DigiChat/DigiClasses/com/diginet/digichat/client/DigiChatApplet.class with proxy=HTTP @ proxy1.emirates.net.ae/195.229.241.17:8080
network: Connecting http://host2.digichet.com/DigiChat/DigiClasses/com/diginet/digichat/client/DigiChatApplet/class.class with proxy=HTTP @ proxy1.emirates.net.ae/195.229.241.17:8080
load: class com.diginet.digichat.client.DigiChatApplet.class not found.
java.lang.ClassNotFoundException: com.diginet.digichat.client.DigiChatApplet.class
at sun.applet.AppletClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.applet.AppletClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.applet.AppletClassLoader.loadCode(Unknown Source)
at sun.applet.AppletPanel.createApplet(Unknown Source)
at sun.plugin.AppletViewer.createApplet(Unknown Source)
at sun.applet.AppletPanel.runLoader(Unknown Source)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.io.IOException: open HTTP connection failed.
at sun.applet.AppletClassLoader.getBytes(Unknown Source)
at sun.applet.AppletClassLoader.access$100(Unknown Source)
at sun.applet.AppletClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
... 10 more
basic: Exception: java.lang.ClassNotFoundException: com.diginet.digichat.client.DigiChatApplet.class
java.lang.ClassNotFoundException: com.diginet.digichat.client.DigiChatApplet.class
at sun.applet.AppletClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.applet.AppletClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.applet.AppletClassLoader.loadCode(Unknown Source)
at sun.applet.AppletPanel.createApplet(Unknown Source)
at sun.plugin.AppletViewer.createApplet(Unknown Source)
at sun.applet.AppletPanel.runLoader(Unknown Source)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.io.IOException: open HTTP connection failed.
at sun.applet.AppletClassLoader.getBytes(Unknown Source)
at sun.applet.AppletClassLoader.access$100(Unknown Source)
at sun.applet.AppletClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
... 10 more
basic: Modality pushed
basic: Modality popped
basic: Modality pushed
basic: Modality popped