org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]

apache.org | 2 months ago
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    Bug 58658 – 7.0.66 running with Java 6 fails unless unneeded "tomcat7-websocket.jar" is removed from lib/

    apache.org | 2 months ago
    org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]
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    java.lang.UnsupportedClassVersionError: Rest : Unsupported major.minor version 51.0
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    java.lang.UnsupportedClassVersionError: Main : Unsupported major.minor version 51.0
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    talendforge.org | 11 months ago
    java.lang.UnsupportedClassVersionError: org/talend/osgi/configurator/JarLoaderConfigurator : Unsupported major.minor version 51.0

  1. kid 4 times, last 5 months ago
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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    org/apache/tomcat/websocket/server/WsSci : Unsupported major.minor version 51.0

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    Class.forName
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
    3. java.lang.ClassLoader.defineClass(ClassLoader.java:615)
    4. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
    5. java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
    6. java.net.URLClassLoader.access$000(URLClassLoader.java:58)
    7. java.net.URLClassLoader$1.run(URLClassLoader.java:197)
    8. java.security.AccessController.doPrivileged(Native Method)
    9. java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    10. java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    11. java.lang.ClassLoader.loadClass(ClassLoader.java:247)
    12. java.lang.Class.forName0(Native Method)
    13. java.lang.Class.forName(Class.java:249)
    13 frames
  3. Glassfish Core
    WebappClassLoaderBase.loadClass
    1. org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1842)
    2. org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1705)
    2 frames
  4. Java RT
    Class.forName
    1. java.lang.Class.forName0(Native Method)
    2. java.lang.Class.forName(Class.java:249)
    2 frames
  5. Glassfish Core
    HostConfig$DeployDirectory.run
    1. org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:192)
    2. org.apache.catalina.startup.WebappServiceLoader.load(WebappServiceLoader.java:157)
    3. org.apache.catalina.startup.ContextConfig.processServletContainerInitializers(ContextConfig.java:1577)
    4. org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1281)
    5. org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:889)
    6. org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:386)
    7. org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
    8. org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
    9. org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5460)
    10. org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    11. org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
    12. org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
    13. org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
    14. org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1263)
    15. org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1975)
    15 frames
  6. Java RT
    Thread.run
    1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
    2. java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
    3. java.util.concurrent.FutureTask.run(FutureTask.java:138)
    4. java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
    5. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
    6. java.lang.Thread.run(Thread.java:662)
    6 frames