[18:49:44] [Netty Epoll Server IO #0/WARN]: [io.netty.channel.DefaultChannelPipeline] An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception. io.netty.channel.unix.Errors$NativeIoException: accept(..) failed: Too many open files. [21:49:17] [Server thread/ERROR]: Could not save data net.minecraft.world.entity.raid.PersistentRaid@5360856a java.io.FileNotFoundException: ./world/data/raids.dat (Too many open files) at java.io.FileOutputStream.open0(Native Method) ~[?:?] at java.io.FileOutputStream.open(FileOutputStream.java:293) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:235) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:184) ~[?:?] at net.minecraft.nbt.NbtIo.writeCompressed(NbtIo.java:71) ~[app:?] at net.minecraft.world.level.saveddata.SavedData.save(SavedData.java:40) ~[app:?] at net.minecraft.world.level.storage.DimensionDataStorage.lambda$save$0(DimensionDataStorage.java:158) ~[app:?] at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?] at net.minecraft.world.level.storage.DimensionDataStorage.save(DimensionDataStorage.java:156) ~[app:?] at net.minecraft.server.level.ServerLevel.saveLevelData(ServerLevel.java:1262) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1200) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Failed to save level ./world java.io.IOException: Too many open files at java.io.UnixFileSystem.createFileExclusively(Native Method) ~[?:?] at java.io.File.createTempFile(File.java:2170) ~[?:?] at net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess.saveDataTag(LevelStorageSource.java:413) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1214) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Could not save data net.minecraft.world.entity.raid.PersistentRaid@6099c4a5 java.io.FileNotFoundException: ./world_nether/DIM-1/data/raids.dat (Too many open files) at java.io.FileOutputStream.open0(Native Method) ~[?:?] at java.io.FileOutputStream.open(FileOutputStream.java:293) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:235) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:184) ~[?:?] at net.minecraft.nbt.NbtIo.writeCompressed(NbtIo.java:71) ~[app:?] at net.minecraft.world.level.saveddata.SavedData.save(SavedData.java:40) ~[app:?] at net.minecraft.world.level.storage.DimensionDataStorage.lambda$save$0(DimensionDataStorage.java:158) ~[app:?] at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?] at net.minecraft.world.level.storage.DimensionDataStorage.save(DimensionDataStorage.java:156) ~[app:?] at net.minecraft.server.level.ServerLevel.saveLevelData(ServerLevel.java:1262) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1200) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Failed to save level ./world_nether java.io.IOException: Too many open files at java.io.UnixFileSystem.createFileExclusively(Native Method) ~[?:?] at java.io.File.createTempFile(File.java:2170) ~[?:?] at net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess.saveDataTag(LevelStorageSource.java:413) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1214) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Could not save data net.minecraft.world.entity.raid.PersistentRaid@7d4de647 java.io.FileNotFoundException: ./world_the_end/DIM1/data/raids_end.dat (Too many open files) at java.io.FileOutputStream.open0(Native Method) ~[?:?] at java.io.FileOutputStream.open(FileOutputStream.java:293) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:235) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:184) ~[?:?] at net.minecraft.nbt.NbtIo.writeCompressed(NbtIo.java:71) ~[app:?] at net.minecraft.world.level.saveddata.SavedData.save(SavedData.java:40) ~[app:?] at net.minecraft.world.level.storage.DimensionDataStorage.lambda$save$0(DimensionDataStorage.java:158) ~[app:?] at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?] at net.minecraft.world.level.storage.DimensionDataStorage.save(DimensionDataStorage.java:156) ~[app:?] at net.minecraft.server.level.ServerLevel.saveLevelData(ServerLevel.java:1262) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1200) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Failed to save level ./world_the_end java.io.IOException: Too many open files at java.io.UnixFileSystem.createFileExclusively(Native Method) ~[?:?] at java.io.File.createTempFile(File.java:2170) ~[?:?] at net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess.saveDataTag(LevelStorageSource.java:413) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1214) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Could not save data net.minecraft.world.entity.raid.PersistentRaid@51532189 java.io.FileNotFoundException: ./flatroom/data/raids.dat (Too many open files) at java.io.FileOutputStream.open0(Native Method) ~[?:?] at java.io.FileOutputStream.open(FileOutputStream.java:293) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:235) ~[?:?] at java.io.FileOutputStream.(FileOutputStream.java:184) ~[?:?] at net.minecraft.nbt.NbtIo.writeCompressed(NbtIo.java:71) ~[app:?] at net.minecraft.world.level.saveddata.SavedData.save(SavedData.java:40) ~[app:?] at net.minecraft.world.level.storage.DimensionDataStorage.lambda$save$0(DimensionDataStorage.java:158) ~[app:?] at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?] at net.minecraft.world.level.storage.DimensionDataStorage.save(DimensionDataStorage.java:156) ~[app:?] at net.minecraft.server.level.ServerLevel.saveLevelData(ServerLevel.java:1262) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1200) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:49:17] [Server thread/ERROR]: Failed to save level ./flatroom java.io.IOException: Too many open files at java.io.UnixFileSystem.createFileExclusively(Native Method) ~[?:?] at java.io.File.createTempFile(File.java:2170) ~[?:?] at net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess.saveDataTag(LevelStorageSource.java:413) ~[app:?] at net.minecraft.server.level.ServerLevel.saveIncrementally(ServerLevel.java:1214) ~[app:?] at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1514) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1282) ~[patched_1.17.1.jar:git-Paper-408] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[patched_1.17.1.jar:git-Paper-408] at java.lang.Thread.run(Thread.java:833) ~[?:?] [21:03:42] [Server thread/WARN]: UUID of added entity already exists: EntitySheep['Sheep'/32, uuid='af15f7d7-6742-4c72-b8d1-c372ff5acbe7', l='ServerLevel[world]', x=-182.94, y=66.00, z=-29.55, cpos=[-12, -2], tl=26588, v=false, rR=null] [21:03:43] [Server thread/WARN]: UUID of added entity already exists: EntityRabbit['Rabbit'/66, uuid='600b93a1-c1d5-447d-88b5-c4fa0a74f387', l='ServerLevel[world]', x=-112.73, y=64.00, z=39.37, cpos=[-8, 2], tl=248990, v=false, rR=null