10.02 15:12:12 [Server] INFO Player respawn twolll
10.02 15:12:10 [Server] INFO ... 18 more
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
10.02 15:12:10 [Server] INFO at java.lang.reflect.Method.invoke(Unknown Source)
10.02 15:12:10 [Server] INFO at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
10.02 15:12:10 [Server] INFO at sun.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
10.02 15:12:10 [Server] INFO at de.re4ly.PlotMeAnimal.evs.onEntityDamage(evs.java:125)
10.02 15:12:10 [Server] INFO Caused by: java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_7_R4/entity/CraftFish
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:415)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.MinecraftServer.s(MinecraftServer.java:483)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.DedicatedServer.t(DedicatedServer.java:240)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.MinecraftServer.t(MinecraftServer.java:573)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.WorldServer.tickEntities(WorldServer.java:517)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.World.tickEntities(World.java:1337)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.World.playerJoinedWorld(World.java:1468)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.World.entityJoinedWorld(World.java:1493)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.EntityTNTPrimed.l_(EntityTNTPrimed.java:62)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.EntityTNTPrimed.explode(EntityTNTPrimed.java:82)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.WorldServer.createExplosion(WorldServer.java:850)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.World.createExplosion(World.java:1770)
10.02 15:12:10 [Server] INFO at net.minecraft.server.v1_6_R3.Explosion.a(Explosion.java:167)
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463)
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478)
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30)
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
10.02 15:12:10 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
10.02 15:12:10 [Server] INFO org.bukkit.event.EventException
10.02 15:12:10 [Server] SEVERE Could not pass event EntityDamageByEntityEvent to PlotMeAnimal v1.4
报错，看看什么回事

请问服务端版本是?