[root@rcxnet Whist_Online_RC1]# ls
LICENSE.txt README.txt Whist-Online.jar com data opponents plugin
[root@rcxnet Whist_Online_RC1]# java -jar Whist-Online.jar
Exception in thread "main" java.lang.UnsupportedClassVersionError: com/truyens/whist/client/Client (Unsupported major.minor version 49.0)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
[root@rcxnet Whist_Online_RC1]#