java.lang.UnsupportedClassVersionError

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • running jar files in MAC
    via by Jonk kulsh,
  • problem with Version2.3b
    via jabref by piesse
    ,
  • Strange Problem in Running Jar!
    via by Somnath Mallick,
  • Issue building
    via GitHub by wingZero21
    ,
  • FO 1.4.2 won't run on Java 1.5
    via GitHub by jelovirt
    ,
    • java.lang.UnsupportedClassVersionError: ProgressBarExample (Unsupported major.minor version 49.0) at java.lang.ClassLoader.defineClass0(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:502) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123) at java.net.URLClassLoader.defineClass(URLClassLoader.java:250) at java.net.URLClassLoader.access$100(URLClassLoader.java:54) at java.net.URLClassLoader$1.run(URLClassLoader.java:193) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:186) at java.lang.ClassLoader.loadClass(ClassLoader.java:299) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:272) at java.lang.ClassLoader.loadClass(ClassLoader.java:255) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:315)

    Users with the same issue

    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    Unknown visitor
    Unknown visitor1 times, last one,
    6 more bugmates