gamerx/Backup — Issue #65: Incompatible with 1.1?
Author: Nikademus
Created: 2012-01-25 19:21:21+00:00
State: open

Upgraded to 1.1 Bukkit, and I get the following error:

2012-01-25 10:15:07 [INFO] This server is running Craftbukkit version git-Bukkit-1.1-R1-b1818jnks (MC: 1.1) (Implementing API version 1.1-R1)
2012-01-25 10:15:08 [SEVERE] Could not load 'plugins\Backup.jar' in folder 'plugins':
java.lang.UnsupportedClassVersionError: net/tgxn/bukkit/backup/BackupMain : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
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$000(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 org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:41)
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:29)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:131)
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:285)
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:200)
at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:156)
at org.bukkit.craftbukkit.CraftServer.(CraftServer.java:132)
at net.minecraft.server.ServerConfigurationManager.(ServerConfigurationManager.java:52)
at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:148)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:407)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)