使用eclipse 4.2最新RCP版本打包JWS方式发布运行空指针异常

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使用eclipse 4.2最新RCP版本打包JWS方式发布运行空指针异常5

使用Eclipse 4 rcp 开发RCP客户端，想使用java web start 方式发布客户端，发布后，运行的时候出现空指针异常，处理好久，没有解决<br/>

!SESSION 2013-05-20 10:33:28.626 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.7.0_21
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=zh_CN

!ENTRY org.eclipse.osgi 4 0 2013-05-20 10:33:30.589
!MESSAGE Application error
!STACK 1
java.lang.NullPointerException
	at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.<init>(ModelServiceImpl.java:96)
	at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createDefaultContext(E4Application.java:446)
	at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:182)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:557)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at hellojnlp.Application.start(Application.java:20)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
	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 org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
	at org.eclipse.equinox.launcher.WebStartMain.basicRun(WebStartMain.java:79)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
	at org.eclipse.equinox.launcher.WebStartMain.main(WebStartMain.java:57)
	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.doLaunchApp(Unknown Source)
	at com.sun.javaws.Launcher.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)

附件中包含
hellojnlp
hellojnlp.feature
.mykeystore
main.jnlp
其中.mykeystore使用下面语句创建
keytool -genkey -alias examples -keypass 12345678 -storepass 12345678 -keystore .mykeystore