RCP用webstart方式发布，请教！！！跪求了
使用webstart方式发布，能够正常下载，但是不能运行，提示以下异常，大家有解决的么？
!SESSION Fri Feb 23 09:36:24 CET 2007 ------------------------------------------
!ENTRY org.eclipse.core.launcher 4 0 2007-02-23 09:36:24.134
!MESSAGE Exception launching the Eclipse Platform:
!STACK
java.lang.NullPointerException
at java.util.Hashtable.put(Unknown Source)
at org.eclipse.core.launcher.WebStartMain.basicRun(WebStartMain.java:58)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.WebStartMain.main(WebStartMain.java:40)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.sun.javaws.Launcher.executeApplication(Unknown Source)
at com.sun.javaws.Launcher.executeMainClass(Unknown Source)
at com.sun.javaws.Launcher.continueLaunch(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)
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帮顶！！
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帮顶
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