Hataya dair bir log atacaksin ki burada sana yardımcı olacak kişi çıksın. Ne yani orada hata mesajını atınca çözüm mü üretilir sanıyorsun? Ek olarak ben importlamaya çalıştığın world dünyasının bozuk olduğunu düşünüyorum.
[20:18:41] [Server thread/INFO]: [Multiverse-Core] Loading World & Settings - 'world' - Env: NORMAL - Type: null
[20:18:41] [Server thread/WARN]: java.lang.NullPointerException
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.a(SourceFile:406)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.load(SourceFile:70)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.a(SourceFile:406)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.load(SourceFile:70)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.a(SourceFile:406)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTTagCompound.load(SourceFile:70)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTCompressedStreamTools.a(NBTCompressedStreamTools.java:84)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTCompressedStreamTools.a(NBTCompressedStreamTools.java:53)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.NBTCompressedStreamTools.a(NBTCompressedStreamTools.java:43)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:70)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:25)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOProvider.callStage1(ChunkIOProvider.java:1)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:336)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:295)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:16)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:115)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:97)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.loadChunk(CraftWorld.java:253)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.loadChunk(CraftWorld.java:150)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftWorld.setKeepSpawnInMemory(CraftWorld.java:1177)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.MVWorld$3.set(MVWorld.java:133)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.MVWorld$3.set(MVWorld.java:128)
[20:18:41] [Server thread/WARN]: at me.main__.util.multiverse.SerializationConfig.SerializationConfig.flushPendingVPropChanges(SerializationConfig.java:248)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.WorldProperties.flushChanges(WorldProperties.java:374)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.MVWorld.<init>(MVWorld.java:89)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.MVWorld.<init>(MVWorld.java:56)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.utils.WorldManager.doLoad(WorldManager.java:427)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.utils.WorldManager.addWorld(WorldManager.java:229)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.commands.ImportCommand.runCommand(ImportCommand.java:147)
[20:18:41] [Server thread/WARN]: at com.pneumaticraft.commandhandler.multiverse.CommandHandler.checkAndRunCommand(CommandHandler.java:279)
[20:18:41] [Server thread/WARN]: at com.pneumaticraft.commandhandler.multiverse.CommandHandler.processFoundCommands(CommandHandler.java:143)
[20:18:41] [Server thread/WARN]: at com.pneumaticraft.commandhandler.multiverse.CommandHandler.locateAndRunCommand(CommandHandler.java:93)
[20:18:41] [Server thread/WARN]: at com.onarandombox.MultiverseCore.MultiverseCore.onCommand(MultiverseCore.java:898)
[20:18:41] [Server thread/WARN]: at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
[20:18:41] [Server thread/WARN]: at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
[20:18:41] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13)
[20:18:41] [Server thread/WARN]: at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
[20:18:41] [Server thread/WARN]: at java.util.concurrent.FutureTask.run(Unknown Source)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654)
[20:18:41] [Server thread/WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557)
[20:18:41] [Server thread/WARN]: at java.lang.Thread.run(Unknown Source)
[20:19:22] [pool-9-thread-2/INFO]: [GroupManager] Data files refreshed.