This problem happens since 3.0.6. On 06.07.2016 23:20, Krzysztof Sobkowiak wrote: > Hi > > According to http://karaf.apache.org/download.html Karaf 3.0.x supports Java > 6. I tried to start it with 1.6.0_45 and got following error while starting > the container > > java.lang.UnsupportedClassVersionError: > org/apache/felix/fileinstall/internal/FileInstall : Unsupported major.minor > version 51.0 > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) > at java.lang.ClassLoader.defineClass(ClassLoader.java:615) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2279) > at > org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1501) > at > org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1955) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at > org.apache.felix.framework.BundleWiringImpl.getClassByDelegation(BundleWiringImpl.java:1374) > at org.apache.felix.framework.Felix.createBundleActivator(Felix.java:4329) > at org.apache.felix.framework.Felix.activateBundle(Felix.java:2141) > at org.apache.felix.framework.Felix.startBundle(Felix.java:2064) > at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1291) > at > org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:304) > at java.lang.Thread.run(Thread.java:662) > [FelixStartLevel] ERROR > org.apache.aries.blueprint.container.BlueprintContainerImpl - Unable to start > blueprint container for bundle org.apache.aries.blueprint.cm/1.0.8 > java.lang.NoClassDefFoundError: java/lang/AutoCloseable > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) > at java.lang.ClassLoader.defineClass(ClassLoader.java:615) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2279) > at > org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1501) > at > org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1955) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at > org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl$NamespaceHandlerSetImpl.createSchema(NamespaceHandlerRegistryImpl.java:603) > at > org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl$NamespaceHandlerSetImpl.doGetSchema(NamespaceHandlerRegistryImpl.java:458) > at > org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl$NamespaceHandlerSetImpl.getSchema(NamespaceHandlerRegistryImpl.java:443) > at > org.apache.aries.blueprint.container.BlueprintContainerImpl.doRun(BlueprintContainerImpl.java:343) > at > org.apache.aries.blueprint.container.BlueprintContainerImpl.run(BlueprintContainerImpl.java:276) > at > org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:300) > at > org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:269) > at > org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:265) > at > org.apache.aries.blueprint.container.BlueprintExtender.modifiedBundle(BlueprintExtender.java:255) > at > org.apache.aries.blueprint.container.BlueprintExtender.addingBundle(BlueprintExtender.java:218) > at > org.apache.aries.util.tracker.hook.BundleHookBundleTracker$Tracked.customizerAdding(BundleHookBundleTracker.java:487) > at > org.apache.aries.util.tracker.hook.BundleHookBundleTracker$Tracked.customizerAdding(BundleHookBundleTracker.java:433) > at > org.apache.aries.util.tracker.hook.BundleHookBundleTracker$AbstractTracked.trackAdding(BundleHookBundleTracker.java:749) > at > org.apache.aries.util.tracker.hook.BundleHookBundleTracker$AbstractTracked.trackInitial(BundleHookBundleTracker.java:674) > at > org.apache.aries.util.tracker.hook.BundleHookBundleTracker.open(BundleHookBundleTracker.java:159) > at > org.apache.aries.util.tracker.RecursiveBundleTracker.open(RecursiveBundleTracker.java:106) > at > org.apache.aries.blueprint.container.BlueprintExtender$2.serviceFound(BlueprintExtender.java:119) > at > org.apache.aries.util.tracker.SingleServiceTracker.update(SingleServiceTracker.java:174) > at > org.apache.aries.util.tracker.SingleServiceTracker.findMatchingReference(SingleServiceTracker.java:132) > at > org.apache.aries.util.tracker.SingleServiceTracker.open(SingleServiceTracker.java:100) > at > org.apache.aries.blueprint.container.BlueprintExtender.start(BlueprintExtender.java:137) > at > org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:645) > at org.apache.felix.framework.Felix.activateBundle(Felix.java:2146) > at org.apache.felix.framework.Felix.startBundle(Felix.java:2064) > at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1291) > at > org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:304) > at java.lang.Thread.run(Thread.java:662) > Caused by: java.lang.ClassNotFoundException: java.lang.AutoCloseable > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:306) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at > org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1460) > at > org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1955) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > ... 35 more > > AutoCloseable has been introduced in Java 7. > > I'm getting similar problems while starting ServiceMix > > 19% [=============> > ]ERROR: Bundle org.apache.felix.fileinstall [7] Error starting > mvn:org.apache.felix/org.apache.felix.fileinstall/3.5.2 > (org.osgi.framework.BundleException: Activator start error in bundle > org.apache.felix.fileinstall [7].) > java.lang.UnsupportedClassVersionError: > org/apache/felix/fileinstall/internal/FileInstall : Unsupported major.minor > version 51.0 > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) > at java.lang.ClassLoader.defineClass(ClassLoader.java:615) > > > 38% [===========================> > ][FelixStartLevel] ERROR > org.apache.aries.blueprint.container.BlueprintContainerImpl - Unable to start > blueprint container for bundle org.apache.karaf.deployer.spring/3.0.6 > java.lang.UnsupportedClassVersionError: > org/apache/felix/fileinstall/ArtifactUrlTransformer : Unsupported major.minor > version 51.0 > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) > at java.lang.ClassLoader.defineClass(ClassLoader.java:615) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2279) > at > org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1501) > at > org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75) > at > org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1955) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at > org.apache.felix.framework.BundleWiringImpl.getClassByDelegation(BundleWiringImpl.java:1374) > > > Caused by: java.lang.ClassNotFoundException: > java.util.concurrent.ConcurrentLinkedDeque > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:306) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at > org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1460) > > > ConcurrentLinkedDeque introduced in Java 7. > > I think Karaf 3.0.x no more supports Java 6 and we should remove this > iformation from the schedule matrix and update the supported target/source in > pom. > > Kindly regards > Krzysztof >
-- Krzysztof Sobkowiak (@ksobkowiak) JEE & OSS Architect, Integration Architect Apache Software Foundation Member (http://apache.org/) Apache ServiceMix Committer & PMC Member (http://servicemix.apache.org/) Senior Solution Architect @ Capgemini SSC (http://www.capgeminisoftware.pl/)
