Miért dob ki az MMC meg a LegendaryMC?

Kipróbáltam egy másik klienst amiben van egy konzol ami kiírja a hibákat.

Ezt írta:

---- Minecraft Crash Report ----

// I'm sorry, Dave.

Time: 2016.01.23. 18:17

Description: Updating screen events

java.lang.IllegalStateException: failed to create a child event loop

at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:68)

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 ll$1.a(SourceFile:44)

at ll$1.b(SourceFile:41)

at no.c(SourceFile:10)

at ll.a(SourceFile:121)

at ave.a(SourceFile:1942)

at axb.a(SourceFile:210)

at axu.a(SourceFile:350)

at axb.a(SourceFile:350)

at axu.k(SourceFile:413)

at axu.p(SourceFile:390)

at ave.s(SourceFile:1498)

at ave.av(SourceFile:889)

at ave.a(SourceFile:325)

at net.minecraft.client.main.Main.main(SourceFile:124)

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:64)

... 17 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)

... 20 more

Caused by: java.io.IOException: A létező kapcsolatot a távoli állomás kényszerítetten bezárta

at sun.nio.ch.SocketDispatcher.read0(Native Method)

at sun.nio.ch.SocketDispatcher.read(Unknown Source)

at sun.nio.ch.IOUtil.readIntoNativeBuffer(Unknown Source)

at sun.nio.ch.IOUtil.read(Unknown Source)

at sun.nio.ch.SocketChannelImpl.read(Unknown Source)

at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(Unknown Source)

... 29 more

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

---------------------------------------------------------------------------------------

-- Head --

Stacktrace:

at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:68)

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 ll$1.a(SourceFile:44)

at ll$1.b(SourceFile:41)

at no.c(SourceFile:10)

at ll.a(SourceFile:121)

at ave.a(SourceFile:1942)

at axb.a(SourceFile:210)

at axu.a(SourceFile:350)

at axb.a(SourceFile:350)

at axu.k(SourceFile:413)

at axu.p(SourceFile:390)

-- Affected screen --

Details:

Screen name: aya

Stacktrace:

at ave.s(SourceFile:1498)

at ave.av(SourceFile:889)

at ave.a(SourceFile:325)

at net.minecraft.client.main.Main.main(SourceFile:124)

-- System Details --

Details:

Minecraft Version: 1.8.9

Operating System: Windows 7 (x86) version 6.1

Java Version: 1.8.0_66, Oracle Corporation

Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation

Memory: 156457472 bytes (149 MB) / 252100608 bytes (240 MB) up to 523501568 bytes (499 MB)

JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M

IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0

Launched Version: 1.8.9

LWJGL: 2.9.4

OpenGL: GeForce GT 730/PCIe/SSE2 GL version 4.4.0 NVIDIA 344.11, NVIDIA Corporation

GL Caps: Using GL 1.3 multitexturing.

Using GL 1.3 texture combiners.

Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.

Shaders are available because OpenGL 2.1 is supported.

VBOs are available because OpenGL 1.5 is supported.

Using VBOs: No

Is Modded: Probably not. Jar signature remains and client brand is untouched.

Type: Client (map_client.txt)

Resource Packs:

Current Language: English (US)

Profiler Position: N/A (disabled)

CPU: 2x Intel(R) Pentium(R) CPU G3250 @ 3.20GHz