java.lang.UnsupportedClassVersionError: oracle/forms/fd/DrawLAF (Unsupported major.minor version 49.0)

Oracle Community | 175645 | 1 decade ago
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  1. 0

    java.lang.UnsupportedClassVersionError

    Oracle Community | 1 decade ago | 175645
    java.lang.UnsupportedClassVersionError: oracle/forms/fd/DrawLAF (Unsupported major.minor version 49.0)
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    talendforge.org | 1 year ago
    java.lang.UnsupportedClassVersionError: org/talend/osgi/configurator/JarLoaderConfigurator : Unsupported major.minor version 51.0
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    java.lang.UnsupportedClassVersionError: WordCount : Unsupported major.minor version 52.0
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    log4j first run errors

    GitHub | 2 years ago | divious1
    java.lang.UnsupportedClassVersionError: clj_json/JsonExt : Unsupported major.minor version 51.0, compiling:(clj_json/core.clj:1:1)
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    GitHub | 2 years ago | huntc
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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    oracle/forms/fd/DrawLAF (Unsupported major.minor version 49.0)

    at java.lang.ClassLoader.defineClass0()
  2. Java RT
    Class.forName
    1. java.lang.ClassLoader.defineClass0(Native Method)
    2. java.lang.ClassLoader.defineClass(Unknown Source)
    3. java.security.SecureClassLoader.defineClass(Unknown Source)
    4. java.net.URLClassLoader.defineClass(Unknown Source)
    5. java.net.URLClassLoader.access$100(Unknown Source)
    6. java.net.URLClassLoader$1.run(Unknown Source)
    7. java.security.AccessController.doPrivileged(Native Method)
    8. java.net.URLClassLoader.findClass(Unknown Source)
    9. sun.applet.AppletClassLoader.findClass(Unknown Source)
    10. java.lang.ClassLoader.loadClass(Unknown Source)
    11. sun.applet.AppletClassLoader.loadClass(Unknown Source)
    12. java.lang.ClassLoader.loadClass(Unknown Source)
    13. java.lang.ClassLoader.loadClassInternal(Unknown Source)
    14. java.lang.Class.forName0(Native Method)
    15. java.lang.Class.forName(Unknown Source)
    15 frames
  3. oracle.forms.handler
    JavaContainer.onCreate
    1. oracle.forms.handler.UICommon.instantiate(Unknown Source)
    2. oracle.forms.handler.UICommon.onCreate(Unknown Source)
    3. oracle.forms.handler.JavaContainer.onCreate(Unknown Source)
    3 frames
  4. oracle.forms.engine
    Main.start
    1. oracle.forms.engine.Runform.onCreateHandler(Unknown Source)
    2. oracle.forms.engine.Runform.processMessage(Unknown Source)
    3. oracle.forms.engine.Runform.processSet(Unknown Source)
    4. oracle.forms.engine.Runform.onMessageReal(Unknown Source)
    5. oracle.forms.engine.Runform.onMessage(Unknown Source)
    6. oracle.forms.engine.Runform.sendInitialMessage(Unknown Source)
    7. oracle.forms.engine.Runform.startRunform(Unknown Source)
    8. oracle.forms.engine.Main.createRunform(Unknown Source)
    9. oracle.forms.engine.Main.start(Unknown Source)
    9 frames
  5. Java RT
    Thread.run
    1. sun.applet.AppletPanel.run(Unknown Source)
    2. java.lang.Thread.run(Unknown Source)
    2 frames