启动一个RCP程序时遇到错误提示

在运行RCP程序时遇到错误,原因是使用的Java版本过低(1.4.2)。错误堆栈显示需要更高版本的JDK。升级到1.5.0后,程序成功启动。

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晚上师兄发了个RCP程序xmind,界面做的很好。号称是全世界首款视图思维工具软件。但是在安装后却提示 an error has occurred see the log file
然后是错误log的路径
log错误如下:
 
 

!SESSION 2007-04-17 18:45:48.691 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.4.2_12
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=zh_CN
Command-line arguments:  -os win32 -ws win32 -arch x86

!ENTRY org.eclipse.osgi 4 0 2007-04-17 18:45:51.015
!MESSAGE An error occurred while automatically activating bundle cn.brainy.standard (5).
!STACK 0
org.osgi.framework.BundleException: The activator cn.brainy.app.Activator for bundle cn.brainy.standard is invalid
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:141)
 at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:962)
 at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:317)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:256)
 at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.preFindLocalClass(EclipseLazyStarter.java:86)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:409)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:188)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:334)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:386)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:347)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java:278)
 at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1245)
 at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:147)
 at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:759)
 at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
 at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)
 at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:74)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:324)
 at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
 at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
 at org.eclipse.core.launcher.Main.run(Main.java:977)
 at org.eclipse.core.launcher.Main.main(Main.java:952)
Caused by: java.lang.UnsupportedClassVersionError: cn/brainy/app/Activator (Unsupported major.minor version 49.0)
 at java.lang.ClassLoader.defineClass0(Native Method)
 at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.defineClass(DefaultClassLoader.java:160)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:498)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:468)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:427)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:410)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:188)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:334)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:386)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:347)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java:278)
 at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:134)
 ... 31 more
Root exception:
java.lang.UnsupportedClassVersionError: cn/brainy/app/Activator (Unsupported major.minor version 49.0)
 at java.lang.ClassLoader.defineClass0(Native Method)
 at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.defineClass(DefaultClassLoader.java:160)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:498)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:468)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:427)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:410)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:188)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:334)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:386)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:347)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java:278)
 at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:134)
 at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:962)
 at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:317)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:256)
 at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.preFindLocalClass(EclipseLazyStarter.java:86)
 at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:409)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:188)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:334)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:386)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:347)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java:278)
 at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1245)
 at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:147)
 at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:759)
 at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
 at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)
 at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:74)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:324)
 at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
 at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
 at org.eclipse.core.launcher.Main.run(Main.java:977)
 at org.eclipse.core.launcher.Main.main(Main.java:952)

!ENTRY org.eclipse.osgi 4 0 2007-04-17 18:45:51.065
!MESSAGE Application error
!STACK 1
org.eclipse.core.runtime.CoreException: 插件 cn.brainy.standard 无法装入类 cn.brainy.app.Application。
 at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.throwException(RegistryStrategyOSGI.java:165)
 at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:149)
 at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:759)
 at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
 at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)
 at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:74)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:324)
 at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
 at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
 at org.eclipse.core.launcher.Main.run(Main.java:977)
 at org.eclipse.core.launcher.Main.main(Main.java:952)
org.eclipse.core.runtime.CoreException[1]: java.lang.ClassNotFoundException: cn.brainy.app.Application
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:402)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:347)
 at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:83)
 at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
 at org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.java:278)
 at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
 at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1245)
 at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:147)
 at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:759)
 at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
 at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)
 at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:74)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
 at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:324)
 at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
 at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
 at org.eclipse.core.launcher.Main.run(Main.java:977)
 at org.eclipse.core.launcher.Main.main(Main.java:952)

从错误中可以看出,我的jdk用的是1.4.2

问题就出在这儿,原来这个软件安装还必须在本机上装有java虚拟机。而且必须用高版本的jdk。这儿它具体支持到什么版本没有测试。但可以肯定的是,我把环境变量中的jdk换成1.5.0之后就完全可以启动了。

OVER!!!

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