java.lang.UnsupportedClassVersionError: akka/event/LogSource : Unsupported major.minor version 52.0

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via Stack Overflow by sbbs
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akka/event/LogSource : Unsupported major.minor version 52.0
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akka/actor/ActorRef : Unsupported major.minor version 52.0
via GitHub by joain946
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com/inet/lib/less/Less : Unsupported major.minor version 52.0
via Google Groups by Neil Chaudhuri, 1 year ago
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org/eclipse/jetty/server/handler/AbstractHandler : Unsupported major.minor version 52.0
via GitHub by heuermh
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com/netflix/servo/tag/Tags : Unsupported major.minor version 52.0
java.lang.UnsupportedClassVersionError: akka/event/LogSource : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:803)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Class.java:2625)
at java.lang.Class.getMethod0(Class.java:2866)
at java.lang.Class.getMethod(Class.java:1676)

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