java.io.UTFDataFormatException: malformed input around byte 58
        at java.io.DataInputStream.readUTF(Unknown Source)
        at java.io.DataInputStream.readUTF(Unknown Source)
        at net.minecraft.nbt.NBTTagCompound.func_152448_b(NBTTagCompound.java:388)
        at net.minecraft.nbt.NBTTagCompound.func_152446_a(NBTTagCompound.java:50)
        at net.minecraft.nbt.NBTTagList.func_152446_a(NBTTagList.java:54)
        at net.minecraft.nbt.NBTTagCompound.func_152449_a(NBTTagCompound.java:398)
        at net.minecraft.nbt.NBTTagCompound.func_152446_a(NBTTagCompound.java:52)
        at net.minecraft.nbt.NBTTagCompound.func_152449_a(NBTTagCompound.java:398)
        at net.minecraft.nbt.NBTTagCompound.func_152446_a(NBTTagCompound.java:52)
        at net.minecraft.nbt.CompressedStreamTools.func_152455_a(CompressedStreamTools.java:170)
        at net.minecraft.nbt.CompressedStreamTools.func_152456_a(CompressedStreamTools.java:125)
        at net.minecraft.nbt.CompressedStreamTools.func_74794_a(CompressedStreamTools.java:120)
        at net.minecraft.world.chunk.storage.AnvilChunkLoader.loadChunk__Async(AnvilChunkLoader.java:134)
        at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:23)
        at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:15)
        at net.minecraftforge.common.util.AsynchronousExecutor$Task.init(AsynchronousExecutor.java:151)
        at net.minecraftforge.common.util.AsynchronousExecutor$Task.initAsync(AsynchronousExecutor.java:96)
        at net.minecraftforge.common.util.AsynchronousExecutor$Task.run(AsynchronousExecutor.java:86)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)

有点凉,地图存档文件损坏.  具体表现方式是玩家靠近某个区域,服务器崩溃.

需要crash-report确认损坏的区块信息,将损坏的存档地区删除重新生成(造成一部分地图丢失.)

用这个工具修复试试https://www.mcbbs.net/thread-933294-1-1.html