我看不懂是什么意思，我现在复制下来，麻烦大神看看：
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:487) [SimplePluginManager.class:git-Cauldron-MCPC-Plus-1.7.2-1.1147.04.107]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:472) [SimplePluginManager.class:git-Cauldron-MCPC-Plus-1.7.2-1.1147.04.107]
        at org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory.callCreatureSpawnEvent(CraftEventFactory.java:272) [CraftEventFactory.class:git-Cauldron-MCPC-Plus-1.7.2-1.1147.04.107]
        at net.minecraft.world.World.addEntity(World.java:1744) [afn.class:?]
        at net.minecraft.world.SpawnerAnimals.func_77192_a(SpawnerAnimals.java:216) [aga.class:?]
        at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:246) [mj.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:896) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:432) [lj.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:783) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:646) [MinecraftServer.class:?]
        at java.lang.Thread.run(Unknown Source) [?:1.7.0_17]
Caused by: java.lang.NumberFormatException: For input string: "0.1"
        at java.lang.NumberFormatException.forInputString(Unknown Source) ~[?:1.7.0_17]
        at java.lang.Integer.parseInt(Unknown Source) ~[?:1.7.0_17]
        at java.lang.Integer.parseInt(Unknown Source) ~[?:1.7.0_17]
        at emobs.SpawnListener.onCreatureSpawn(SpawnListener.java:63) ~[?:?]
        at sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_17]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_17]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:328) ~[JavaPluginLoader$1.class:git-Cauldron-MCPC-Plus-1.7.2-1.1147.04.107]
        ... 13 more

报错不完整 上面应该还有的

哦哦，那我再来一张，大神帮我看看：
[17:43:01 WARN]: Exception in thread "Craft Scheduler Thread - 42"
[17:43:02 WARN]: org.apache.commons.lang.UnhandledException: Plugin LWC v4.5.0-SNAPSHOT generated an exception while executing task 6
        at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()Ljava/util/Collection;
        at org.mcstats.Metrics.postPlugin(Metrics.java:335)
        at org.mcstats.Metrics.access$400(Metrics.java:57)
        at org.mcstats.Metrics$1.run(Metrics.java:223)
        at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftTask.run(CraftTask.java:58)
        at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
        ... 3 more

[17:43:02 INFO]: [world]<[精灵族]helpme> 可以关