] This server is running CraftBukkit version git-Bukkit-1.5.2-R0.1-b2771jnks (MC: 1.5.2) (Implementing API version 1.5.2-R0.1)
2013-05-23 09:50:28 [SEVERE] Could not load 'plugins\GPEnderHoppers.jar' in folder 'plugins'
org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
	at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:247)
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:132)
	at org.bukkit.craftbukkit.v1_5_R3.CraftServer.loadPlugins(CraftServer.java:239)
	at org.bukkit.craftbukkit.v1_5_R3.CraftServer.<init>(CraftServer.java:217)
	at net.minecraft.server.v1_5_R3.PlayerList.<init>(PlayerList.java:55)
	at net.minecraft.server.v1_5_R3.DedicatedPlayerList.<init>(SourceFile:11)
	at net.minecraft.server.v1_5_R3.DedicatedServer.init(DedicatedServer.java:106)
	at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:382)
	at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.io.FileNotFoundException: Jar does not contain plugin.yml
	... 9 more