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Eclipse doesn't show J2EE perspective...

Rohit Loke
Greenhorn

Joined: Nov 21, 2006
Posts: 6
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i have eclipse 3.2 as well as eclipse Europa... both don't show J2EE perspective...
i have
apche tomcat5.0.30 install,
jdk 1.4.2_12,
my PATH variable is set j2sdk1.4.2._12\bin folder...

everytime i create a workspace following log file show some exception


!SESSION 2007-11-13 22:58:27.671 -----------------------------------------------
eclipse.buildId=I20070625-1500
java.version=1.4.2_12
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=en_US
Command-line arguments: -os win32 -ws win32 -arch x86

!ENTRY org.eclipse.core.runtime 4 2 2007-11-13 22:59:06.359
!MESSAGE Problems encountered starting up plug-in: "org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.compatibility.JavaRuntimeVersionChecker for bundle org.eclipse.mylyn.compatibility is invalid".
!STACK 0
org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.compatibility.JavaRuntimeVersionChecker for bundle org.eclipse.mylyn.compatibility 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:970)
at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:346)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:260)
at org.eclipse.core.internal.runtime.InternalPlatform.start(InternalPlatform.java:877)
at org.eclipse.core.internal.plugins.PluginDescriptor.doPluginActivation(PluginDescriptor.java:360)
at org.eclipse.core.internal.plugins.PluginDescriptor.getPlugin(PluginDescriptor.java:340)
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.ui.internal.EarlyStartupRunnable.getPluginForCompatibility(EarlyStartupRunnable.java:149)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:73)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2190)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.lang.UnsupportedClassVersionError: org/eclipse/mylyn/internal/compatibility/JavaRuntimeVersionChecker (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:161)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:501)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:471)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:430)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:413)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:189)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:340)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:408)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:369)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:357)
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:289)
at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:134)
... 15 more
Root exception:
java.lang.UnsupportedClassVersionError: org/eclipse/mylyn/internal/compatibility/JavaRuntimeVersionChecker (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:161)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:501)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:471)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:430)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:413)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:189)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:340)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:408)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:369)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:357)
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:289)
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:970)
at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:346)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:260)
at org.eclipse.core.internal.runtime.InternalPlatform.start(InternalPlatform.java:877)
at org.eclipse.core.internal.plugins.PluginDescriptor.doPluginActivation(PluginDescriptor.java:360)
at org.eclipse.core.internal.plugins.PluginDescriptor.getPlugin(PluginDescriptor.java:340)
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.ui.internal.EarlyStartupRunnable.getPluginForCompatibility(EarlyStartupRunnable.java:149)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:73)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2190)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)

!ENTRY org.eclipse.ui 4 4 2007-11-13 22:59:06.375
!MESSAGE Unhandled Exception

!ENTRY org.eclipse.mylyn.compatibility 4 0 2007-11-13 22:59:06.375
!MESSAGE Unable to execute early startup code for an extension
!STACK 0
java.lang.reflect.InvocationTargetException
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.ui.internal.EarlyStartupRunnable.getPluginForCompatibility(EarlyStartupRunnable.java:149)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:73)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2190)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: org.eclipse.core.runtime.CoreException: Problems encountered starting up plug-in: "org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.compatibility.JavaRuntimeVersionChecker for bundle org.eclipse.mylyn.compatibility is invalid".
at org.eclipse.core.internal.plugins.PluginDescriptor.throwException(PluginDescriptor.java:296)
at org.eclipse.core.internal.plugins.PluginDescriptor.doPluginActivation(PluginDescriptor.java:362)
at org.eclipse.core.internal.plugins.PluginDescriptor.getPlugin(PluginDescriptor.java:340)
... 9 more
Root exception:
org.eclipse.core.runtime.CoreException: Problems encountered starting up plug-in: "org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.compatibility.JavaRuntimeVersionChecker for bundle org.eclipse.mylyn.compatibility is invalid".
at org.eclipse.core.internal.plugins.PluginDescriptor.throwException(PluginDescriptor.java:296)
at org.eclipse.core.internal.plugins.PluginDescriptor.doPluginActivation(PluginDescriptor.java:362)
at org.eclipse.core.internal.plugins.PluginDescriptor.getPlugin(PluginDescriptor.java:340)
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.ui.internal.EarlyStartupRunnable.getPluginForCompatibility(EarlyStartupRunnable.java:149)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:73)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2190)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
org.eclipse.core.runtime.CoreException[2]: org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.compatibility.JavaRuntimeVersionChecker for bundle org.eclipse.mylyn.compatibility 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:970)
at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:346)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:260)
at org.eclipse.core.internal.runtime.InternalPlatform.start(InternalPlatform.java:877)
at org.eclipse.core.internal.plugins.PluginDescriptor.doPluginActivation(PluginDescriptor.java:360)
at org.eclipse.core.internal.plugins.PluginDescriptor.getPlugin(PluginDescriptor.java:340)
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.ui.internal.EarlyStartupRunnable.getPluginForCompatibility(EarlyStartupRunnable.java:149)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:73)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2190)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.lang.UnsupportedClassVersionError: org/eclipse/mylyn/internal/compatibility/JavaRuntimeVersionChecker (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:161)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.defineClass(ClasspathManager.java:501)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(ClasspathManager.java:471)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClassImpl(ClasspathManager.java:430)
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:413)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:189)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:340)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:408)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:369)
at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:357)
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:289)
at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:227)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:134)
... 15 more

!ENTRY org.eclipse.ui 4 4 2007-11-13 22:59:06.375
!MESSAGE Bad extension specification

!ENTRY org.eclipse.mylyn.compatibility 4 0 2007-11-13 22:59:06.375
!MESSAGE startup class must implement org.eclipse.ui.IStartup


any body has any ideas regarding the exception???

rohit
 
I agree. Here's the link: http://ej-technologies/jprofiler - if it wasn't for jprofiler, we would need to run our stuff on 16 servers instead of 3.
 
subject: Eclipse doesn't show J2EE perspective...
 
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