Hey, i run a server, with several mods, and suddenly today this happened:

java.io.UTFDataFormatException: encoded string too long: 65536 bytes
at java.io.DataOutputStream.writeUTF(DataOutputStream.java:364)
at java.io.DataOutputStream.writeUTF(DataOutputStream.java:323)
at net.minecraft.nbt.NBTTagString.func_74734_a(NBTTagString.java:29)
at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:386)
at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:44)
at net.minecraft.nbt.NBTTagList.func_74734_a(NBTTagList.java:32)
at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:386)
at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:44)
at net.minecraft.nbt.NBTTagCompound.func_150298_a(NBTTagCompound.java:386)
at net.minecraft.nbt.NBTTagCompound.func_74734_a(NBTTagCompound.java:44)
at net.minecraft.nbt.CompressedStreamTools.func_150663_a(CompressedStreamTools.java:149)
at net.minecraft.nbt.CompressedStreamTools.func_74800_a(CompressedStreamTools.java:139)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75821_a(AnvilChunkLoader.java:288)
at net.minecraft.world.chunk.storage.AnvilChunkLoader.func_75814_c(AnvilChunkLoader.java:274)
at net.minecraft.world.storage.ThreadedFileIOBase.func_75736_b(ThreadedFileIOBase.java:34)
at net.minecraft.world.storage.ThreadedFileIOBase.run(ThreadedFileIOBase.java:26)
at java.lang.Thread.run(Thread.java:745)

 

2 minutes ago, diesieben07 said:

Post the FML log.

the latest.log?

Just now, diesieben07 said:

No, fml-client-latest.log.

the error only appears on the server

13 hours ago, diesieben07 said:

Well, fml-server-latest.log then... 

i only have access to the latest.log in the hosting file manager ;-; but it looks like the fml-server-latest i have on my local test server, so i hope it helps

https://ufile.io/95d2b (i cut it short because there are like 30k more lines of that error)