ola se alguem poder me ajuda estou com um erro parecido com esse
Exception in thread ''main'' java.lang.Unsupportedclassversionerro: Net/sf/l2j/ga
meserver/GameServer: Unsupported major.minor version 52.0
at java.lang.classloader.defineclasss1<Native Method>
at java.lang.classloader.defineclasss1<Unknown Soucer>
at java.security.Securyclassloader.defineclasss<Unknown Soucer>
at java.net.URLclassloader.defineClass<Unknown Soucer>
at java.net.URLclassloader.access$100<Unknown Soucer>
at java.net.URLclassloader$1.run<Unknown Soucer>
at java.net.URLclassloader$1.run<Unknown Soucer>
http://imgur.com/2WSQ1jO