Thread: Can't run my server

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  1. #1 Can't run my server 
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    I keep getting this error when trying to load my server

    Code:
    Exception in thread "main" java.lang.UnsupportedClassVersionError: org/omicron/j
    agex/runescape/world/Npc : 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:14
    1)
            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)
            at server.Server.<clinit>(Server.java:62)
    Could not find the main class: server.Server.  Program will exit.
    Press any key to continue . . .
    Here's my run.bat

    Code:
    @echo off
    title Server
    
    set lib=%lib%bin;
    set lib=%lib%deps/castlewars.jar;
    set lib=%lib%deps/collisionmap.jar;
    set lib=%lib%deps/log4j-1.2.15.jar;
    set lib=%lib%deps/jython.jar;
    set lib=%lib%deps/mysql-connector-java-5.1.6-bin.jar;
    set lib=%lib%deps/xstream.jar;
    set lib=%lib%deps/mina.jar;
    set lib=%lib%deps/mysql.jar;
    set lib=%lib%deps/poi.jar;
    set lib=%lib%deps/slf4j.jar;
    set lib=%lib%deps/slf4j-nop.jar;
    set lib=%lib%deps/netty.jar;
    
    "C:\Program Files\java\jre6\bin\javac.exe" -Xmx600m -cp %lib% server.Server
    pause
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  2. #2  
    Spoonfeed Me Bitch
    AddictivePkz's Avatar
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    I'm not sure what all that stuff on the top is but do u have jre7
    Quote Originally Posted by Fakeblitz View Post
    What does [PI] mean? (sorry i am used to 503+)
    And what base is this?
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  3. #3  
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    Download the latest JDK and JRE, recompile, then run.
    JRE6 ONLY works with JDK6, and JRE7 ONLY works with JRE7.

    Simply, just match up your versions, and never update JDK without JRE or vice versa.
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