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

Oracle Community | Mr. T | 6 years ago
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    JPXImporter error

    Oracle Community | 6 years ago | user559087
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    JPXImporter version error

    Oracle Community | 6 years ago | Mr. T
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    lein doesn't mention Java version requirements

    GitHub | 4 years ago | birchb1024
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    Java .jar not running in unix

    Stack Overflow | 5 years ago | TyC
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    wpthm.com | 1 year ago
    java.lang.UnsupportedClassVersionError: Bad version number in .class file

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

  1. java.lang.UnsupportedClassVersionError

    Bad version number in .class file

    at java.lang.ClassLoader.defineClass2()
  2. Java RT
    Class.forName
    1. java.lang.ClassLoader.defineClass2(Native Method)
    2. java.lang.ClassLoader.defineClass(ClassLoader.java:720)
    3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:160)
    4. java.net.URLClassLoader.defineClass(URLClassLoader.java:254)
    5. java.net.URLClassLoader.access$100(URLClassLoader.java:56)
    6. java.net.URLClassLoader$1.run(URLClassLoader.java:195)
    7. java.security.AccessController.doPrivileged(Native Method)
    8. java.net.URLClassLoader.findClass(URLClassLoader.java:188)
    9. java.lang.ClassLoader.loadClass(ClassLoader.java:307)
    10. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)
    11. java.lang.ClassLoader.loadClass(ClassLoader.java:252)
    12. java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
    13. java.lang.Class.forName0(Native Method)
    14. java.lang.Class.forName(Class.java:164)
    14 frames
  3. oracle.jrad.tools
    JPXImporter.main
    1. oracle.jrad.tools.util.ConnectUtils.getDBConnection(ConnectUtils.java:149)
    2. oracle.jrad.tools.xml.importer.JPXImporter.doImport(JPXImporter.java:133)
    3. oracle.jrad.tools.xml.importer.JPXImporter.processJPXFile(JPXImporter.java:276)
    4. oracle.jrad.tools.xml.importer.JPXImporter.main(JPXImporter.java:110)
    4 frames