JRE release : 1.6.0-b99
Nightly Bundles location :
/net/sqesvr-nfs/global/nfs/deployment5/pit_builds or
/net/dig-dug.east/bigtmp/deployment/1.6.0/nightly/

Problem description :
Following exception is getting thrown while loading some of the applets from the JarJar testsuite in the same browser session
java.lang.ClassNotFoundException: JarJarTestApplet
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

Steps to reproduce:
1) Install the nightly JRE bundles from any of the location mentioned above

2) Clean the cache
3) Load the following applet inside browser
http://sqeweb.sfbay.sun.com/deployment1/deployment_tiger_exec_ws/deployment/tests/jarjar/pluginhtml-default/JarJar-jar-class-files.html
Following will get printed on the Java console
STATUS: JarJar-contains-jar-and-class files PASSED

Try loading the following applet inside the same browser session
http://sqeweb.sfbay.sun.com/deployment1/deployment_tiger_exec_ws/deployment/tests/jarjar/pluginhtml-default/JarJar-two-jar-files.html
 If you notice the above mentioned exception on the Java console then the bug is reproduced
###@###.### 2005-03-03 00:10:08 GMT