Bukkit

What steps will reproduce the problem?
1.Insert plugin in "plugins folder"
2.Start server
3.Plugin is not loading.

What is the expected output? What do you see instead?
It will not load. Expected is for the plugin to load.

What version of the product are you using?
R: Chatji v0.4 for 1.8.1 Jan 26, 2015

Do you have an error log of what happened?

[01:20:01] [Server thread/ERROR]: Could not load 'plugins/Chatji.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: me/benjibobs/chatji/Main : Unsupported major.minor version 52.0
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:135) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:329) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:251) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at org.bukkit.craftbukkit.v1_8_R1.CraftServer.loadPlugins(CraftServer.java:291) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at net.minecraft.server.v1_8_R1.DedicatedServer.init(DedicatedServer.java:152) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:505) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at java.lang.Thread.run(Thread.java:745) [?:1.7.0_76]
Caused by: java.lang.UnsupportedClassVersionError: me/benjibobs/chatji/Main : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method) [?:1.7.0_76]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) [?:1.7.0_76]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) [?:1.7.0_76]
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) [?:1.7.0_76]
at java.net.URLClassLoader.access$100(URLClassLoader.java:71) [?:1.7.0_76]
at java.net.URLClassLoader$1.run(URLClassLoader.java:361) [?:1.7.0_76]
at java.net.URLClassLoader$1.run(URLClassLoader.java:355) [?:1.7.0_76]
at java.security.AccessController.doPrivileged(Native Method) [?:1.7.0_76]
at java.net.URLClassLoader.findClass(URLClassLoader.java:354) [?:1.7.0_76]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) [?:1.7.0_76]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) [?:1.7.0_76]
at java.lang.Class.forName0(Native Method) [?:1.7.0_76]
at java.lang.Class.forName(Class.java:274) [?:1.7.0_76]
at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:131) [spigot-1.8.jar:git-Spigot-ed3e3af-ee6d0fa]
... 6 more

Please try updating spigot using buildTools and then get back to me!

Thank you! That worked.