Erro na execução do Java web start

Debugger Membro desde: 25/05/2006 16:43:41 Mensagens: 60 Offline

Dae galera!

Alguém já viu o seguinte erro?
O arquivinho .jnlp já vai junto ae.

JNLPException[category: Launch File Error : Exception: null : LaunchDesc:
<jnlp spec="1.0+" codebase="http://192.168.10.180:8080/app/" href="http://192.168.10.180:8080/app/online.jnlp">
<information>
<title>Online Java Web Start</title>
<vendor>APLICACAO</vendor>
<homepage href="http://192.168.10.180:8080/app/web/principal/inicio.jsp"/>
<description>Online Java Web Start</description>
<description kind="short">Online JWS</description>
<offline-allowed/>
</information>
<update check="timeout" policy="always"/>
<resources>
<java initial-heap-size="67108864" href="http://java.sun.com/products/autodl/j2se" version="1.3+"/>
<jar href="http://192.168.10.180:8080/app/online.jar" download="eager" main="false"/>
</resources>
<application-desc main-class="br.com.teste.Main">
<argument>arg1</argument>
<argument>arg2</argument>
</application-desc>
</jnlp> ]
at com.sun.javaws.LaunchDownload.getMainClassName(LaunchDownload.java:1026)
at com.sun.javaws.Launcher.doLaunchApp(Launcher.java:956)
at com.sun.javaws.Launcher.run(Launcher.java:105)
at java.lang.Thread.run(Thread.java:619)

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