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

Coderanch | Rajeev Ravindran | 8 years ago
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    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    java.lang.UnsupportedClassVersionError

    Coderanch | 8 years ago | Rajeev Ravindran
    java.lang.UnsupportedClassVersionError: Bad version number in .class file
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    java.lang.UnsupportedClassVersionError: Bad version number in .class file - Spring Forum

    spring.io | 11 months ago
    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
      SecureClassLoader.defineClass
      1. java.lang.ClassLoader.defineClass1(Native Method)
      2. java.lang.ClassLoader.defineClass(Unknown Source)
      3. java.security.SecureClassLoader.defineClass(Unknown Source)
      3 frames
    3. Glassfish Core
      WebappClassLoader.loadClass
      1. org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1817)
      2. org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:872)
      3. org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1325)
      4. org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1204)
      4 frames
    4. Java RT
      Class.getMethod
      1. java.lang.ClassLoader.loadClassInternal(Unknown Source)
      2. java.lang.Class.getDeclaredMethods0(Native Method)
      3. java.lang.Class.privateGetDeclaredMethods(Unknown Source)
      4. java.lang.Class.getMethod0(Unknown Source)
      5. java.lang.Class.getMethod(Unknown Source)
      5 frames
    5. com.testwebsite.servlets
      AutoCompleteServlet.doGet
      1. com.testwebsite.servlets.AutoCompleteServlet.getJsonResultAsString(AutoCompleteServlet.java:74)
      2. com.testwebsite.servlets.AutoCompleteServlet.doGet(AutoCompleteServlet.java:41)
      2 frames
    6. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
      2 frames
    7. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
      5. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
      6. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
      7. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      8. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
      8 frames
    8. Grizzly HTTP
      JIoEndpoint$Worker.run
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)
      3. org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
      3 frames
    9. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)
      1 frame