Java JDK versions eclipse Blackboard 9.1 java.lang.UnsupportedClassVersionError - eclipse

I have successfully implemented and deployed a hello world project adding a admin Example Admin Tool.
I did this after having to correct all version of JRE/JDK to 1.6 in 3 places in eclipse (project, ant, and general eclipse java setting).
Now I'm trying to compile a project given to us by an external contractor (which is working in .war format). I want to extend the project myself.
The project has axis jars in it etc and references the blackboard jars and although it compiles in eclipse, upon deployment to Bb and running it I get get:
java.lang.UnsupportedClassVersionError
Ive tried to compile in JDK 1.7 and I also get an error. It seems related to versions - which JDK version should i be using for Bb 9.1?
Can anyone shed any light?
full errors:
com/streaming/SearchManager
java.lang.UnsupportedClassVersionError: com/streaming/SearchManager
at org.apache.jsp.helix.resultsList_jsp._jspService(resultsList_jsp.java:129)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:386)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at sun.reflect.GeneratedMethodAccessor1109.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:270)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:269)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:302)
at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:163)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:283)
at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:56)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:189)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185)
at blackboard.platform.servlet.B2ContextFilter.doFilter(B2ContextFilter.java:121)
at sun.reflect.GeneratedMethodAccessor1114.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:270)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:269)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:302)
at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:243)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:56)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:189)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185)
at blackboard.platform.servlet.ContentTypeFilter.doFilter(ContentTypeFilter.java:57)
at sun.reflect.GeneratedMethodAccessor1112.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:270)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:269)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:302)
at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:243)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:56)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:189)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185)
at blackboard.platform.servlet.XssServletFilter.doFilter(XssServletFilter.java:139)
at sun.reflect.GeneratedMethodAccessor1111.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:270)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:269)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:302)
at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:243)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:56)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:189)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185)
at blackboard.platform.servlet.RequestSessionFilter.doFilter(RequestSessionFilter.java:123)
at sun.reflect.GeneratedMethodAccessor1110.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:270)
at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:269)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:302)
at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:243)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:56)
at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:189)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:554)
at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:647)
at blackboard.tomcat.valves.LoggingRemoteIpValve.invoke(LoggingRemoteIpValve.java:44)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:776)
at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:705)
at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:898)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
at java.lang.Thread.run(Thread.java:662)

The version of the JDK running will vary depending on the local setup. After Blackboard Learn 9.1 Service Pack 10 (the October 2012 release) systems should be running a version of JDK 1.7. Prior that they are probably running under JDK1.6 though some are running under 1.7. You should contact your local administrator to determine the path to the JDK and get the version used. The path to the JDK is stored in the bb-config.properies file.
The problem in your jsp file is probably that it is referencing a library in your webapps/WEB-INF/lib (local Building Block libraries) which is incompatible with the version of the JDK on the target Blackboard system. It appears that your jsp is being compiled at runtime on the blackboard server and is failing because of this third party libraries compatibility. If you want to precompile the jsp in the war file you must use jspc as an ant task.

Related

RCP application cannot find ModelCleanupAddon class

I have RCP application based on Luna release. After migrating to Luna 4.4.2 relase, I observe the following error
!ENTRY org.eclipse.e4.ui.workbench 4 0 2015-08-27 16:59:58.081
!MESSAGE Unable to load class 'org.eclipse.ui.internal.ide.application.addons.ModelCleanupAddon' from bundle '85'
!STACK 0
java.lang.ClassNotFoundException: org.eclipse.ui.internal.ide.application.addons.ModelCleanupAddon cannot be found by org.eclipse.ui.ide.application_1.0.501.v20141111-1238
at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:432)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:345)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:337)
at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:160)
at java.lang.ClassLoader.loadClass(Unknown Source)
at org.eclipse.osgi.internal.framework.EquinoxBundle.loadClass(EquinoxBundle.java:568)
at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:102)
at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:73)
at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:50)
at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:294)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:601)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:135)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
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:648)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
at org.eclipse.equinox.launcher.Main.main(Main.java:1438)
Root cause is
java.lang.ClassNotFoundException: org.eclipse.ui.internal.ide.application.addons.ModelCleanupAddon cannot be found by org.eclipse.ui.ide.application_
1.0.501.v20141111-1238.
What I schould intstall to Luna Release additionaly? Or may be I have configuration error? This issue is observed on 64 bits platform. RCP application is a DSL implementation based on xtext 2.8.4
Thank you in advance
Alexander
There is a similar bug report open in the Eclipse bugzilla: https://bugs.eclipse.org/bugs/show_bug.cgi?id=423923
Comments suggest that
your workspace is trying to load org.eclipse.e4.ui.workbench.addons.splitteraddon.SplitterAddon. This can happen if
1) you have o.e.ui.workbench from master in your workspace when launching from a 4.3.x target or
2) if you are opening an existing Luna workspace with 4.3.x
I had a similar exception when launching with a workspace that was created by an older version. In my case the workspace was created with 4.4 and the exception occured when launching a 4.5-based application on that workspace.

eclipse code-recommenders with ADT

i am using the ADT eclipse bundele form google, and i wone to intall code recommenders. Iam getting folowing error:
Did anyone succeeded installing this plugin on ADT ??
EDIT:
error message from Log:
!ENTRY org.eclipse.jdt.ui 2 0 2014-03-09 10:32:16.468
!MESSAGE The 'org.eclipse.recommenders.completion.rcp.intelligent' proposal computer from the 'org.eclipse.recommenders.completion.rcp' plug-in did not complete normally. The extension has thrown a runtime exception.
!STACK 0
com.google.inject.internal.util.$ComputationException: java.lang.NoClassDefFoundError: org/eclipse/jdt/internal/ui/text/java/LazyPackageCompletionProposal
at com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:553)
at com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:419)
at com.google.inject.internal.util.$CustomConcurrentHashMap$ComputingImpl.get(CustomConcurrentHashMap.java:2041)
at com.google.inject.internal.FailableCache.get(FailableCache.java:50)
at com.google.inject.internal.ConstructorInjectorStore.get(ConstructorInjectorStore.java:49)
at com.google.inject.internal.ConstructorBindingImpl.initialize(ConstructorBindingImpl.java:125)
at com.google.inject.internal.InjectorImpl.initializeJitBinding(InjectorImpl.java:521)
at com.google.inject.internal.InjectorImpl.createJustInTimeBinding(InjectorImpl.java:847)
at com.google.inject.internal.InjectorImpl.createJustInTimeBindingRecursive(InjectorImpl.java:772)
at com.google.inject.internal.InjectorImpl.getJustInTimeBinding(InjectorImpl.java:256)
at com.google.inject.internal.InjectorImpl.getBindingOrThrow(InjectorImpl.java:205)
at com.google.inject.internal.InjectorImpl.getInternalFactory(InjectorImpl.java:853)
at com.google.inject.internal.InjectorImpl.getProviderOrThrow(InjectorImpl.java:967)
at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:1000)
at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:961)
at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1013)
at org.eclipse.recommenders.injection.ExtensionFactory.loadExtension(ExtensionFactory.java:50)
at org.eclipse.recommenders.injection.ExtensionFactory.create(ExtensionFactory.java:42)
at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:262)
at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.createComputer(CompletionProposalComputerDescriptor.java:308)
at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.getComputer(CompletionProposalComputerDescriptor.java:275)
at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.sessionStarted(CompletionProposalComputerDescriptor.java:418)
at org.eclipse.jdt.internal.ui.text.java.CompletionProposalCategory.sessionStarted(CompletionProposalCategory.java:389)
at org.eclipse.jdt.internal.ui.text.java.ContentAssistProcessor$CompletionListener.assistSessionStarted(ContentAssistProcessor.java:119)
at org.eclipse.jface.text.contentassist.ContentAssistant.fireSessionBeginEvent(ContentAssistant.java:2221)
at org.eclipse.jface.text.contentassist.ContentAssistant.prepareToShowCompletions(ContentAssistant.java:1696)
at org.eclipse.jface.text.contentassist.ContentAssistant.access$6(ContentAssistant.java:1687)
at org.eclipse.jface.text.contentassist.ContentAssistant$2.run(ContentAssistant.java:376)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1053)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:942)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
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 org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
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.Main.run(Main.java:1438)
at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
Caused by: java.lang.NoClassDefFoundError: org/eclipse/jdt/internal/ui/text/java/LazyPackageCompletionProposal
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
at java.lang.Class.getDeclaredMethods(Unknown Source)
at com.google.inject.spi.InjectionPoint.getInjectionPoints(InjectionPoint.java:662)
at com.google.inject.spi.InjectionPoint.forInstanceMethodsAndFields(InjectionPoint.java:356)
at com.google.inject.internal.ConstructorBindingImpl.getInternalDependencies(ConstructorBindingImpl.java:151)
at com.google.inject.internal.InjectorImpl.getInternalDependencies(InjectorImpl.java:585)
at com.google.inject.internal.InjectorImpl.cleanup(InjectorImpl.java:543)
at com.google.inject.internal.InjectorImpl.initializeJitBinding(InjectorImpl.java:529)
at com.google.inject.internal.InjectorImpl.createJustInTimeBinding(InjectorImpl.java:847)
at com.google.inject.internal.InjectorImpl.createJustInTimeBindingRecursive(InjectorImpl.java:772)
at com.google.inject.internal.InjectorImpl.getJustInTimeBinding(InjectorImpl.java:256)
at com.google.inject.internal.InjectorImpl.getBindingOrThrow(InjectorImpl.java:205)
at com.google.inject.internal.InjectorImpl.getInternalFactory(InjectorImpl.java:853)
at com.google.inject.internal.InjectorImpl.createParameterInjector(InjectorImpl.java:925)
at com.google.inject.internal.InjectorImpl.getParametersInjectors(InjectorImpl.java:913)
at com.google.inject.internal.ConstructorInjectorStore.createConstructor(ConstructorInjectorStore.java:69)
at com.google.inject.internal.ConstructorInjectorStore.access$000(ConstructorInjectorStore.java:28)
at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:36)
at com.google.inject.internal.ConstructorInjectorStore$1.create(ConstructorInjectorStore.java:32)
at com.google.inject.internal.FailableCache$1.apply(FailableCache.java:39)
at com.google.inject.internal.util.$MapMaker$StrategyImpl.compute(MapMaker.java:549)
... 54 more
Caused by: java.lang.ClassNotFoundException: org.eclipse.jdt.internal.ui.text.java.LazyPackageCompletionProposal
at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:501)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 76 more
The CNFE for LazyPackageCompletionProposal makes me think you are working with Eclipse 4.2? If so, consider upgrading to Eclipse Kepler 4.3. Code Recommenders 2.x is requires Kepler or later.
Update 28.03.14:
With the latest HEAD build, Code Recommenders now should work with Eclipse Juno 4.2 too. See
https://bugs.eclipse.org/bugs/show_bug.cgi?id=431336 for details. This change will be part of Recommenders 2.1 which will officially be released with Eclipse Luna in June. Users get this from the head update site before that time. Check http://eclipse.org/recommenders/download/ for URLs.

Exception thrown while running JUnit tests using maven

I got the following exception while running JUnit tests in Maven.
java.lang.IllegalStateException: Native library for Attach API not available in this JRE
at mockit.internal.startup.JDK6AgentLoader.getVirtualMachineImplementationFromEmbeddedOnes(JDK6AgentLoader.java:81)
at mockit.internal.startup.JDK6AgentLoader.loadAgent(JDK6AgentLoader.java:54)
at mockit.internal.startup.AgentInitialization.initializeAccordingToJDKVersion(AgentInitialization.java:21)
at mockit.internal.startup.Startup.initializeIfNeeded(Startup.java:96)
at mockit.integration.junit4.JMockit.<clinit>(JMockit.java:23)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at org.junit.internal.builders.AnnotatedBuilder.buildRunner(AnnotatedBuilder.java:31)
at org.junit.internal.builders.AnnotatedBuilder.runnerForClass(AnnotatedBuilder.java:24)
at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
at org.junit.internal.builders.AllDefaultPossibilitiesBuilder.runnerForClass(AllDefaultPossibilitiesBuilder.java:29)
at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:57)
at org.junit.internal.requests.ClassRequest.getRunner(ClassRequest.java:24)
at org.apache.maven.surefire.junit4.JUnit4TestSet.<init>(JUnit4TestSet.java:45)
at org.apache.maven.surefire.junit4.JUnit4DirectoryTestSuite.createTestSet(JUnit4DirectoryTestSuite.java:56)
at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.locateTestSets(AbstractDirectoryTestSuite.java:96)
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:597)
at org.apache.maven.surefire.booter.SurefireBooter.getTestSets(SurefireBooter.java:455)
at org.apache.maven.surefire.booter.SurefireBooter.runSuitesForkPerTestSet(SurefireBooter.java:406)
at org.apache.maven.surefire.booter.SurefireBooter.run(SurefireBooter.java:249)
at org.apache.maven.plugin.surefire.SurefirePlugin.execute(SurefirePlugin.java:537)
at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
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:597)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
Caused by: java.lang.UnsatisfiedLinkError: Native Library C:\Program Files\Java\jdk1.6.0_25\jre\bin\attach.dll already loaded in another classloader
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1772)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1724)
at java.lang.Runtime.loadLibrary0(Runtime.java:823)
at java.lang.System.loadLibrary(System.java:1028)
at sun.tools.attach.WindowsVirtualMachine.<clinit>(WindowsVirtualMachine.java:169)
at mockit.internal.startup.JDK6AgentLoader.getVirtualMachineImplementationFromEmbeddedOnes(JDK6AgentLoader.java:68)
... 44 more
I have used mocking in my tests.The framework used is JMockit. Any help is appreciated.
I don't know why this duplicate loading of "attach.dll" occurs (will investigate later), but you can avoid the problem by using the "-javaagent" JVM initialization parameter. See here for details.
I'll give it a try. Here it says something like:
Caused by: java.lang.UnsatisfiedLinkError: Native Library C:\Program Files\Java\jdk1.6.0_25\jre\bin\attach.dll already loaded in another classloader
My guess is that you try to load the dll twice? Once maybe it's loaded as a maven dependency and once as from the jdk?
Try adding tools.jar to your classpath. If you've downloaded a JDK, it is typically in Contents/Home/lib/tools.jar under your JDK root. If you're using Eclipse, check out this answer on another question.

Add jar to Eclipse Target Platform

I am using MigLayout in my Eclipse RCP application. I added the jar to my classpath. But when I try to run the RCP application, it is giving the following exception
java.lang.NoClassDefFoundError: net/miginfocom/swt/MigLayout
at in.expertsoftware.tdesk.Application.start(Application.java:37)
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:369)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
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:620)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575)
at org.eclipse.equinox.launcher.Main.run(Main.java:1408)
at org.eclipse.equinox.launcher.Main.main(Main.java:1384)
Caused by: java.lang.ClassNotFoundException: net.miginfocom.swt.MigLayout
at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:506)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:422)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:410)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 14 more
It seems, unable to find the jar at runtime. How can I add this jar file to the target platform.
In your Run Configurations (Run Menu, Run Configrations) under Java Applications you will see your run configuration, there is a Classpath tab where you can add libararies.

Exporting a .product for macosx results in a NullPointerException

I am trying to build a product using Eclipse RCP for multiple systems (linux gtk/x86, macosx cocoa/x86_64, win32 win32/x86), but I keep on getting a NullPointerException when exporting specifically to macosx. I am running Linux, and the linux and win32 builds export fine, and without issues.
I am running Eclipse 3.6.2 (Helios) and have installed all the nescessary libraries for the project (it runs fine). As well, I am able to run it fine under OSX. I have also installed the nescessary delta to enable the multi-platform RCP export.
The following is the error log from the export. Note that the temp directory doesn't exist under .metadata/.plugins/org.eclipse.pde.core/ after the export errors out.
!ENTRY org.eclipse.ant.core 4 1 2011-05-05 11:32:59.049
!MESSAGE /home/meatcar/.../workspace/.metadata/.plugins/org.eclipse.pde.core/temp/org.eclipse.pde.container.feature/assemble.org.eclipse.pde.container.feature.macosx.cocoa.x86_64.xml:97: java.lang.NullPointerException
!STACK 0
/home/meatcar/.../workspace/.metadata/.plugins/org.eclipse.pde.core/temp/org.eclipse.pde.container.feature/assemble.org.eclipse.pde.container.feature.macosx.cocoa.x86_64.xml:97: java.lang.NullPointerException
at org.eclipse.pde.internal.build.tasks.BrandTask.execute(BrandTask.java:48)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.GeneratedMethodAccessor465.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:357)
at org.apache.tools.ant.Target.performTasks(Target.java:385)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.eclipse.ant.internal.core.ant.EclipseDefaultExecutor.executeTargets(EclipseDefaultExecutor.java:32)
at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:662)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:495)
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:597)
at org.eclipse.ant.core.AntRunner.run(AntRunner.java:378)
at org.eclipse.pde.internal.core.exports.FeatureExportOperation.runScript(FeatureExportOperation.java:424)
at org.eclipse.pde.internal.core.exports.FeatureExportOperation.doExport(FeatureExportOperation.java:280)
at org.eclipse.pde.internal.core.exports.ProductExportOperation.run(ProductExportOperation.java:106)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
Caused by: java.lang.NullPointerException
at org.eclipse.pde.internal.build.BrandingIron.brandMac(BrandingIron.java:158)
at org.eclipse.pde.internal.build.BrandingIron.brand(BrandingIron.java:78)
at org.eclipse.pde.internal.build.tasks.BrandTask.execute(BrandTask.java:46)
... 24 more
--- Nested Exception ---
java.lang.NullPointerException
at org.eclipse.pde.internal.build.BrandingIron.brandMac(BrandingIron.java:158)
at org.eclipse.pde.internal.build.BrandingIron.brand(BrandingIron.java:78)
at org.eclipse.pde.internal.build.tasks.BrandTask.execute(BrandTask.java:46)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
at sun.reflect.GeneratedMethodAccessor465.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:357)
at org.apache.tools.ant.Target.performTasks(Target.java:385)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.eclipse.ant.internal.core.ant.EclipseDefaultExecutor.executeTargets(EclipseDefaultExecutor.java:32)
at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:662)
at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:495)
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:597)
at org.eclipse.ant.core.AntRunner.run(AntRunner.java:378)
at org.eclipse.pde.internal.core.exports.FeatureExportOperation.runScript(FeatureExportOperation.java:424)
at org.eclipse.pde.internal.core.exports.FeatureExportOperation.doExport(FeatureExportOperation.java:280)
at org.eclipse.pde.internal.core.exports.ProductExportOperation.run(ProductExportOperation.java:106)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
Any help would be much appreciated. I killed a whole day on this, and got nowhere, and me excelent google skills haven't brought me back anything.
I had the same problem a while ago and I think I solved it by removing the branding images (Bug 292327). This bug was resolved a while ago (2009) but it might be a point to start from..