Web Start sometimes failed launching my app in offline

FULL PRODUCT VERSION :

java version "1.4.2_13"

Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_13-b06)

Java HotSpot(TM) Client VM (build 1.4.2_13-b06, mixed mode)

FULL OPERATING SYSTEM VERSION :

Microsoft Windows XP SP2

ERROR MESSAGES/STACK TRACES THAT OCCUR :

JNLPException[category: download error : Exception: java.net.UnknownHostException: myserver : LaunchDesc: null ]

at com.sun.javaws.cache.DownloadProtocol.doDownload(Unknown Source)

at com.sun.javaws.cache.DownloadProtocol.isLaunchFileUpdateAvailable(Unknown Source)

at com.sun.javaws.LaunchDownload.getUpdatedLaunchDesc(Unknown Source)

at com.sun.javaws.Launcher.downloadResources(Unknown Source)

at com.sun.javaws.Launcher.handleApplicationDesc(Unknown Source)

at com.sun.javaws.Launcher.handleLaunchFile(Unknown Source)

at com.sun.javaws.Launcher.run(Unknown Source)

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

java.net.UnknownHostException: myserver

at java.net.PlainSocketImpl.connect(Unknown Source)

at java.net.Socket.connect(Unknown Source)

at java.net.Socket.connect(Unknown Source)

at sun.net.NetworkClient.doConnect(Unknown Source)

at sun.net.www.http.HttpClient.openServer(Unknown Source)

at sun.net.www.http.HttpClient.openServer(Unknown Source)

at sun.net.www.http.HttpClient.<init>(Unknown Source)

at sun.net.www.http.HttpClient.<init>(Unknown Source)

at sun.net.www.http.HttpClient.New(Unknown Source)

at sun.net.www.http.HttpClient.New(Unknown Source)

at sun.net.www.http.HttpClient.New(Unknown Source)

A DESCRIPTION OF THE PROBLEM :

Web Start sometimes failed launching my app in offline.

It fails even if PC reactivates afterwards if failing once.

However, it succeeds when LAN cable is inserted in PC.

[1944 byte] By [hirayoshia] at [2007-11-27 7:07:11]
# 1

I'm sorry. It is an additional JNLP information.

<?xml version="1.0" encoding="UTF-8"?>

<jnlp spec="1.0+" codebase="http://myserver/myapp" href="myjnlp.jnlp">

<information>

<title>mytitle</title>

<vendor>myvendor</vendor>

<icon href="myjpg.JPG"/>

<offline-allowed/>

</information>

<resources>

<j2se version="1.4" initial-heap-size="128m" max-heap-size="256m"/>

...

</resources>

<security>

<all-permissions/>

</security>

<application-desc main-class="myapp">

...

<application-desc/>

</jnlp>

hirayoshia at 2007-7-12 18:58:32 > top of Java-index,Desktop,Deploying...