#38 Application crashes when window to select the file is closed

[Anonymous]

NullPointerException (StackTrace below)is thrown when
a popup window containing the nextapp's upload select
component is closed.

Details:A popup window contains the upload select
component.Without supplying a proper file path in the
Browse text field, click on send button.
This results in calling invalidFileUpload method of the
UploadListener interface.Before reaching that method
call, just close the popup window abruptly immediately
after clicking the send button.The following
NullPointerException occurs.OutgoingUpdateQueue class
looks for a component peer and in its abscence NPE is
thrown.

WARN [jbossweb] WARNING: cmSuite: EchoServer Error
Log Reference #1001_1093865315179
java.lang.NullPointerException
at
nextapp.echoservlet.OutgoingUpdateQueue.deleteCompo
nentUpdate(OutgoingUpdateQueue.java:109)
at
nextapp.echoservlet.OutgoingUpdateQueue.enqueueWind
owOpen(OutgoingUpdateQueue.java:417)
at
nextapp.echoservlet.ControllerInputProcessor.doWindows
Missing(ControllerInputProcessor.java:201)
at
nextapp.echoservlet.ControllerInputProcessor.<init>
(ControllerInputProcessor.java:123)
at
nextapp.echoservlet.ControllerInputProcessor.process
(ControllerInputProcessor.java:44)
at nextapp.echoservlet.Controller.service
(Controller.java:585)
at nextapp.echoservlet.Connection.process
(Connection.java:441)
at nextapp.echoservlet.EchoServer.process
(EchoServer.java:303)
.................
.................
INFO [jbossweb] cmSuite: EchoServer Error Log
Reference #1001_1093865315179:
java.lang.NullPointerException.