error

gistfile1.txt

[root@rpmbuild bin]# ./graylog2-web-interface
Play server process ID is 19812
Oops, cannot start the server.
@6ghh787ad: Cannot init the Global object
        at play.api.WithDefaultGlobal$$anonfun$play$api$WithDefaultGlobal$$globalInstance$1.apply(Application.scala:55)
        at play.api.WithDefaultGlobal$$anonfun$play$api$WithDefaultGlobal$$globalInstance$1.apply(Application.scala:49)
        at play.utils.Threads$.withContextClassLoader(Threads.scala:18)
        at play.api.WithDefaultGlobal$class.play$api$WithDefaultGlobal$$globalInstance(Application.scala:48)
        at play.api.DefaultApplication.play$api$WithDefaultGlobal$$globalInstance$lzycompute(Application.scala:399)
        at play.api.DefaultApplication.play$api$WithDefaultGlobal$$globalInstance(Application.scala:399)
        at play.api.WithDefaultGlobal$class.global(Application.scala:64)
        at play.api.DefaultApplication.global(Application.scala:399)
        at play.api.WithDefaultConfiguration$class.play$api$WithDefaultConfiguration$$fullConfiguration(Application.scala:78)
        at play.api.DefaultApplication.play$api$WithDefaultConfiguration$$fullConfiguration$lzycompute(Application.scala:399)
        at play.api.DefaultApplication.play$api$WithDefaultConfiguration$$fullConfiguration(Application.scala:399)
        at play.api.WithDefaultConfiguration$class.configuration(Application.scala:80)
        at play.api.DefaultApplication.configuration(Application.scala:399)
        at play.api.Application$class.$init$(Application.scala:272)
        at play.api.DefaultApplication.<init>(Application.scala:399)
        at play.core.StaticApplication.<init>(ApplicationProvider.scala:50)
        at play.core.server.NettyServer$.createServer(NettyServer.scala:243)
        at play.core.server.NettyServer$$anonfun$main$3.apply(NettyServer.scala:279)
        at play.core.server.NettyServer$$anonfun$main$3.apply(NettyServer.scala:274)
        at scala.Option.map(Option.scala:145)
        at play.core.server.NettyServer$.main(NettyServer.scala:274)
        at play.core.server.NettyServer.main(NettyServer.scala)
Caused by: java.lang.UnsupportedClassVersionError: lib/Global : Unsupported major.minor version 51.0
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
        at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
        at play.api.WithDefaultGlobal$class.play$api$WithDefaultGlobal$$javaGlobal(Application.scala:28)
        at play.api.DefaultApplication.play$api$WithDefaultGlobal$$javaGlobal$lzycompute(Application.scala:399)
        at play.api.DefaultApplication.play$api$WithDefaultGlobal$$javaGlobal(Application.scala:399)
        at play.api.WithDefaultGlobal$$anonfun$play$api$WithDefaultGlobal$$globalInstance$1.apply(Application.scala:50)
        ... 21 more