Build used:
AppServer 8: b55
Netbean: 02/28/04
Plugin in: 02/28/04

STEPS TO REPDODUCE:
1. Install AppServer on local machine
2. Install Netbean and plugin
3. Start Netbean IDE
4. Register the AppServer (localhost:4848) to
Netbean IDE
5. Create a Web Module Application
6. Deploy the Web Module
NOTE:
    The Web Module is deployed to tomcat 5 server
7. From the Runtime tab, set the AppServer
(localhost:4848) as the default server
8. Repeat step 6
BUG:
    Deployment error: null found at the Deployment
Progress Monitor dialog
    Exception occurs with message listed below:

INFORMATIONAL *********** Exception occurred
************ at Wed Feb 18 15:21:08 PST 2004
java.lang.ArrayStoreException
        at
java.util.AbstractCollection.toArray(AbstractCollection.java:174)
        at
org.netbeans.modules.j2ee.deployment.impl.TargetServer.deploy(TargetServer.java:468)
[catch] at
org.netbeans.modules.j2ee.deployment.execution.ServerExecutor.doDeploy(ServerExecutor.java:162)
        at
org.netbeans.modules.j2ee.deployment.execution.ServerExecutor.access$000(ServerExecutor.java:49)
        at
org.netbeans.modules.j2ee.deployment.execution.ServerExecutor$2.run(ServerExecutor.java:118)
        at org.openide.util.Task.run(Task.java:136)
        at
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:330)
        at
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:686)