Java plugin issue, console error: Unsupported major.minor version 51.0

Discussion in 'Bukkit Help' started by [Toxiic] Tortoise, Aug 3, 2014.

?

Im a dumbass

  1. No

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  2. No...Yes

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  3. Not Really

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  1. Heres the error:

    Code:
    [00:33:03 ERROR]: Error occurred while enabling LibsHungergames v5.2.6 (Is it up to date?)
    java.lang.UnsupportedClassVersionError: me/libraryaddict/Hungergames/Utilities/UpdateChecker : Unsupported major.minor version 51.0
        at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.6.0_65]
        at java.lang.ClassLoader.defineClassCond(ClassLoader.java:637) ~[?:1.6.0_65]
        at java.lang.ClassLoader.defineClass(ClassLoader.java:621) ~[?:1.6.0_65]
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) ~[?:1.6.0_65]
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) ~[?:1.6.0_65]
        at java.net.URLClassLoader.access$000(URLClassLoader.java:58) ~[?:1.6.0_65]
        at java.net.URLClassLoader$1.run(URLClassLoader.java:197) ~[?:1.6.0_65]
        at java.security.AccessController.doPrivileged(Native Method) ~[?:1.6.0_65]
        at java.net.URLClassLoader.findClass(URLClassLoader.java:190) ~[?:1.6.0_65]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:77) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.plugin.java.JavaPluginLoader.getClassByName(JavaPluginLoader.java:191) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:73) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:62) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:306) ~[?:1.6.0_65]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:247) ~[?:1.6.0_65]
        at java.lang.Class.getDeclaredFields0(Native Method) ~[?:1.6.0_65]
        at java.lang.Class.privateGetDeclaredFields(Class.java:2348) ~[?:1.6.0_65]
        at java.lang.Class.getDeclaredFields(Class.java:1779) ~[?:1.6.0_65]
        at me.libraryaddict.Hungergames.Configs.BaseConfig.loadConfig(BaseConfig.java:98) ~[?:?]
        at me.libraryaddict.Hungergames.Configs.MainConfig.loadConfig(MainConfig.java:311) ~[?:?]
        at me.libraryaddict.Hungergames.Managers.ConfigManager.loadConfigs(ConfigManager.java:20) ~[?:?]
        at me.libraryaddict.Hungergames.Hungergames.onEnable(Hungergames.java:197) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:316) ~[craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:324) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:404) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.loadPlugin(CraftServer.java:446) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.enablePlugins(CraftServer.java:380) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.<init>(CraftServer.java:318) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at net.minecraft.server.v1_7_R3.PlayerList.<init>(PlayerList.java:68) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at net.minecraft.server.v1_7_R3.DedicatedPlayerList.<init>(SourceFile:14) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at net.minecraft.server.v1_7_R3.DedicatedServer.init(DedicatedServer.java:126) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:436) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit.jar:git-Bukkit-1.7.9-R0.2-1-ga6e0bfd-b3095jnks]
     
  2. Offline

    Necrodoom

    Plugin requires Java 7, your server is Java 6.
     
  3. so do i just update the craftbukkit.jar?
     
  4. Offline

    mazentheamazin

    No, just update the Java JRE and make sure its the default JRE. (Do not mention unofficial builds of CraftBukkit, by the way)
     
  5. That always confused me, what exactly do u mean by Java JRE. Is that my computers java?
     
  6. Offline

    zebotc

    Yes java runtime environment (java JRE) is your computers java.
     
  7. Okay, how do i know if its the correct version? I thought it was updated.
     
  8. Offline

    zebotc

    Check your version on their website, I believe it's under the tab "do I have java" https://www.java.com/en/

    I recommend using jre7
     
  9. it says i have Version 7 Update 65
     
  10. Offline

    riebie

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