URLClassLoader.defineClass() has thrown an UnsupportedClassVersionError

We found this prefix in 29 webpages.
MapChildren (5)Typical messages (26)TraceDetailed Map
  1. java.lang.UnsupportedClassVersionError
    1.   at java.lang.ClassLoader.defineClassImpl()
    2.   at java.lang.ClassLoader.defineClass()
    3.   at java.security.SecureClassLoader.defineClass()
    4.   at java.net.URLClassLoader.defineClass()
  1. UnsupportedClassVersionError

    URLClassLoader$ClassFinder.run()
    Crashes:22
    Projects:0
    Web Pages:21
    Error Reports:0
    First:10 months ago
    Last:7 months ago
    preview
  2. UnsupportedClassVersionError

    URLClassLoader.findClass()
    Crashes:5
    Projects:0
    Web Pages:5
    Error Reports:0
    First:10 months ago
    Last:7 months ago
    preview
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    Last:1 year ago
    Author:user1252271 via StackOverflow
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    First:11 years ago
    Last:2 years ago
    Author:ycho
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    First:1 year ago
    Last:1 year ago
    Author:Suraj Jadhav
MessageNumber of crashes
(org/stringtemplate/v4/STGroup) bad major version at offset=62
<No message>2
JVMCFRE003 ba d major version; class=org/openqa/grid/selenium/GridLauncherV3, offset=62
(com/sun/org/apache/xerces/internal/dom/ElementNSImpl) bad major version at offset=61
**JVMCFRE003 bad major version;** class=com/fd/foundation/frameworks/mybaitis/helloWorld/resource/MessageServiceImpl, **offset=6**1
(net/sf/jasperreports/engine/JRException) bad major version at offset=61
(com/sun/org/apache/xerces/internal/dom/ElementNSImpl) bad major version at offset=61
JVMCFRE003 bad major version; class=org/sonar/api/utils/SonarException, offset=61
JVMCFRE003 bad major version; class=org/apache/spark/launcher/Main, offset=61
(flexjson/JSONSerializer) bad major version at offset=61
  1. java.lang.UnsupportedClassVersionError
    1.   at java.lang.ClassLoader.defineClassImpl()
    2.   at java.lang.ClassLoader.defineClass()
    3.   at java.security.SecureClassLoader.defineClass()
    4.   at java.net.URLClassLoader.defineClass()