Error on our dedicate server

[evilrules1989]

i use debian dedicate server and i get error when i try run server

Exception in thread "main" java.lang.UnsupportedClassVersionError: com/l2jserver/loginserver/L2LoginServer : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: com.l2jserver.loginserver.L2LoginServer. Program will exit.

EDIT:
In Windows everything work perfect
I found some themes what i need java 7 but i dont found any lesson how install java 7 to debian dedicate server

[evilrules1989]

Please help

[surskis]

Try this: http://openjdk.java.net/install/

[evilrules1989]

i try that its doesnt work

Code: Select all

 server:~# sudo apt-get install openjdk-7-jreReading package lists... DoneBuilding dependency treeReading state information... DoneE: Couldn't find package openjdk-7-jre 

If i write

Code: Select all

sudo apt-get install openjdk-6-jre

Everything work perfect but if try update java 7 i get error

[MELERIX]

lol guys...

don't install software from linux repos!, because most of the times these repos are outdated and with outdated software too.

better way is download Java from oficial website.

also this topic was answered many times, so closed.