java.lang.UnsupportedClassVersionError: Bad version number in .class file

incubator-uima-user | Eric Riebling | 8 years ago
  1. 0

    Re: UIMA repsotory

    uima-user | 8 years ago | Eric Riebling
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
  2. 0

    Re: UIMA repsotory

    incubator-uima-user | 8 years ago | Eric Riebling
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
  3. 0
    This seems to be caused by an outdated version of Java, since SonarQube now uses Java 8 as default. You might upgrade java or use an older version of SonarQube
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  5. 0

    JBoss deployment results in java.lang.UnsupportedClassVersionError: Bad version number in .class file

    Stack Overflow | 5 years ago | vibhas
    java.lang.ClassNotFoundException: Unexpected error during load of: device.common.log4j.jmx.JMSAppenderInitializer, msg=Bad version number in .class file)
  6. 0

    Does jetty 6.1.8 supports jdk 1.5?

    Stack Overflow | 7 years ago | dara
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    Bad version number in .class file

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    URLClassLoader.findClass
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClass(ClassLoader.java:620)
    3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
    4. java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
    5. java.net.URLClassLoader.access$100(URLClassLoader.java:56)
    6. java.net.URLClassLoader$1.run(URLClassLoader.java:195)
    7. java.security.AccessController.doPrivileged(Native Method)
    8. java.net.URLClassLoader.findClass(URLClassLoader.java:188)
    8 frames
  3. Apache UIMA Base: ${project.artifactId}
    UIMAClassLoader.loadClass
    1. org.apache.uima.internal.util.UIMAClassLoader.loadClass(UIMAClassLoader.java:147)
    1 frame
  4. Java RT
    ClassLoader.loadClass
    1. java.lang.ClassLoader.loadClass(ClassLoader.java:251)
    1 frame
  5. Apache UIMA Base: ${project.artifactId}
    InstallationController.verifyComponent
    1. org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.initializeAnalysisComponent(PrimitiveAnalysisEngine_impl.java:202)
    2. org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.initialize(PrimitiveAnalysisEngine_impl.java:157)
    3. org.apache.uima.impl.AnalysisEngineFactory_impl.produceResource(AnalysisEngineFactory_impl.java:94)
    4. org.apache.uima.impl.CompositeResourceFactory_impl.produceResource(CompositeResourceFactory_impl.java:62)
    5. org.apache.uima.UIMAFramework.produceResource(UIMAFramework.java:258)
    6. org.apache.uima.UIMAFramework.produceResource(UIMAFramework.java:303)
    7. org.apache.uima.UIMAFramework.produceAnalysisEngine(UIMAFramework.java:383)
    8. org.apache.uima.pear.tools.InstallationTester.testAnalysisEngine(InstallationTester.java:219)
    9. org.apache.uima.pear.tools.InstallationTester.doTest(InstallationTester.java:114)
    10. org.apache.uima.pear.tools.InstallationController.verifyComponentInstallation(InstallationController.java:1110)
    11. org.apache.uima.pear.tools.InstallationController.verifyComponent(InstallationController.java:1993)
    11 frames
  6. org.apache.uima
    InstallPear$RunInstallation.run
    1. org.apache.uima.tools.pear.install.InstallPear.installPear(InstallPear.java:388)
    2. org.apache.uima.tools.pear.install.InstallPear.access$000(InstallPear.java:79)
    3. org.apache.uima.tools.pear.install.InstallPear$RunInstallation.run(InstallPear.java:108)
    3 frames
  7. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:595)
    1 frame