พอผมกดเข้ามายคราฟได้นะครับแต่กดเข้าเซิฟเล่นคนเดียวมันขึ้นแบบนี้
---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 30/12/2558, 17:31 น.
Description: Starting integrated server

java.lang.ExceptionInInitializerError
    at net.minecraft.server.MinecraftServer.<init>MinecraftServer.java:140)
    at net.minecraft.server.integrated.IntegratedServer.<init>IntegratedServer.java:42)
    at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2042)
    at cpw.mods.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:669)
    at net.minecraft.client.gui.GuiSelectWorld.func_146615_e(GuiSelectWorld.java:183)
    at net.minecraft.client.gui.GuiSelectWorld.func_146284_a(GuiSelectWorld.java:130)
    at net.minecraft.client.gui.GuiScreen.func_73864_a(GuiScreen.java:225)
    at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:301)
    at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268)
    at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1580)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:917)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:835)
    at net.minecraft.client.main.Main.main(SourceFile:103)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.IllegalStateException: failed to create a child event loop
    at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>MultithreadEventExecutorGroup.java:61)
    at io.netty.channel.MultithreadEventLoopGroup.<init>MultithreadEventLoopGroup.java:49)
    at io.netty.channel.nio.NioEventLoopGroup.<init>NioEventLoopGroup.java:61)
    at io.netty.channel.nio.NioEventLoopGroup.<init>NioEventLoopGroup.java:52)
    at net.minecraft.network.NetworkSystem.<clinit>NetworkSystem.java:47)
    ... 19 more
Caused by: io.netty.channel.ChannelException: failed to open a new selector
    at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128)
    at io.netty.channel.nio.NioEventLoop.<init>NioEventLoop.java:120)
    at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87)
    at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>MultithreadEventExecutorGroup.java:57)
    ... 23 more
Caused by: java.io.IOException: Unable to establish loopback connection
    at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
    at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.nio.ch.PipeImpl.<init>Unknown Source)
    at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source)
    at java.nio.channels.Pipe.open(Unknown Source)
    at sun.nio.ch.WindowsSelectorImpl.<init>Unknown Source)
    at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source)
    at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126)
    ... 26 more
Caused by: java.net.SocketException: Unrecognized Windows Sockets error: 87: socket
    at sun.nio.ch.Net.socket0(Native Method)
    at sun.nio.ch.Net.serverSocket(Unknown Source)
    at sun.nio.ch.ServerSocketChannelImpl.<init>Unknown Source)
    at sun.nio.ch.SelectorProviderImpl.openServerSocketChannel(Unknown Source)
    at java.nio.channels.ServerSocketChannel.open(Unknown Source)
    ... 35 more


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
    at net.minecraft.server.MinecraftServer.<init>MinecraftServer.java:140)
    at net.minecraft.server.integrated.IntegratedServer.<init>IntegratedServer.java:42)

-- Starting integrated server --
Details:
    Level ID: ทดสอบ
    Level Name: ทดสอบ
Stacktrace:
    at net.minecraft.client.Minecraft.func_71371_a(Minecraft.java:2042)
    at cpw.mods.fml.client.FMLClientHandler.tryLoadExistingWorld(FMLClientHandler.java:669)
    at net.minecraft.client.gui.GuiSelectWorld.func_146615_e(GuiSelectWorld.java:183)
    at net.minecraft.client.gui.GuiSelectWorld.func_146284_a(GuiSelectWorld.java:130)
    at net.minecraft.client.gui.GuiScreen.func_73864_a(GuiScreen.java:225)
    at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:301)
    at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268)

-- Affected screen --
Details:
    Screen name: net.minecraft.client.gui.GuiMainMenu
Stacktrace:
    at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1580)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:917)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:835)
    at net.minecraft.client.main.Main.main(SourceFile:103)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
    Minecraft Version: 1.7.2
    Operating System: Windows 7 (amd64) version 6.1
    Java Version: 1.7.0_72, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 170841392 bytes (162 MB) / 275251200 bytes (262 MB) up to 477102080 bytes (455 MB)
    JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -Xmx512M
    AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP v9.03 FML v7.2.217.1147 Minecraft Forge 10.12.2.1147 Optifine OptiFine_1.7.2_HD_U_C2 4 mods loaded, 4 mods active
    mcp{9.03} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
    FML{7.2.217.1147} [Forge Mod Loader] (forge-1.7.2-10.12.2.1147.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
    Forge{10.12.2.1147} [Minecraft Forge] (forge-1.7.2-10.12.2.1147.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
    BetterFonts{1.1.3} [BetterFonts] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
    Launched Version: 1.7.2-Forge10.12.2.1147
    LWJGL: 2.9.0
    OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 9.17.10.2932, Intel
    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: []
    Current Language: ภาษาไทย (TH)
    Profiler Position: N/A (disabled)
    Vec3 Pool Size: ~~ERROR~~ NullPointerException: null
    Anisotropic Filtering: Off (1)