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  1. Minecraft Launcher
  2. MCL-9277

cannot start any worlds NOT BY ANTIVIRUS NO DUPLICATES

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    • Icon: Bug Bug
    • Resolution: Duplicate
    • None
    • 1.6.76 (java)
    • None
    • nothing open other then launcher (no antivirus )
    • Unconfirmed

      crash-log

      ---- Minecraft Crash Report ----
      // Don't do that.

      Time: 4/24/18 1:56 PM
      Description: Updating screen events

      java.lang.IllegalStateException: failed to create a child event loop
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:88)
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:58)
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:47)
      at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:58)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:77)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:72)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:59)
      at oz$1.a(SourceFile:61)
      at oz$1.b(SourceFile:58)
      at rh.c(SourceFile:10)
      at oz.a(SourceFile:152)
      at bib.a(SourceFile:2209)
      at boi.a(SourceFile:212)
      at blk.a(SourceFile:337)
      at boi.a(SourceFile:352)
      at blk.k(SourceFile:400)
      at blk.q(SourceFile:377)
      at bib.t(SourceFile:1625)
      at bib.az(SourceFile:1000)
      at bib.a(SourceFile:419)
      at net.minecraft.client.main.Main.main(SourceFile:123)
      Caused by: io.netty.channel.ChannelException: failed to open a new selector
      at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:157)
      at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:149)
      at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:127)
      at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:36)
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:84)
      ... 20 more
      Caused by: java.io.IOException: Unable to establish loopback connection
      at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101)
      at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68)
      at java.security.AccessController.doPrivileged(Native Method)
      at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170)
      at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50)
      at java.nio.channels.Pipe.open(Pipe.java:155)
      at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127)
      at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44)
      at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:155)
      ... 24 more
      Caused by: java.net.BindException: Cannot assign requested address: connect
      at sun.nio.ch.Net.connect0(Native Method)
      at sun.nio.ch.Net.connect(Net.java:457)
      at sun.nio.ch.Net.connect(Net.java:449)
      at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:647)
      at java.nio.channels.SocketChannel.open(SocketChannel.java:189)
      at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:130)
      at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83)
      ... 32 more

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

      – Head –
      Thread: Client thread
      Stacktrace:
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:88)
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:58)
      at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:47)
      at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:58)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:77)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:72)
      at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:59)
      at oz$1.a(SourceFile:61)
      at oz$1.b(SourceFile:58)
      at rh.c(SourceFile:10)
      at oz.a(SourceFile:152)
      at bib.a(SourceFile:2209)
      at boi.a(SourceFile:212)
      at blk.a(SourceFile:337)
      at boi.a(SourceFile:352)
      at blk.k(SourceFile:400)
      at blk.q(SourceFile:377)

      – Affected screen –
      Details:
      Screen name: bli
      Stacktrace:
      at bib.t(SourceFile:1625)
      at bib.az(SourceFile:1000)
      at bib.a(SourceFile:419)
      at net.minecraft.client.main.Main.main(SourceFile:123)

      – System Details –
      Details:
      Minecraft Version: 1.12.2
      Operating System: Windows 10 (amd64) version 10.0
      Java Version: 1.8.0_25, Oracle Corporation
      Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      Memory: 172210912 bytes (164 MB) / 402653184 bytes (384 MB) up to 1073741824 bytes (1024 MB)
      JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
      IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
      Launched Version: 1.12.2
      LWJGL: 2.9.4
      OpenGL: GeForce GTX 1080 Ti/PCIe/SSE2 GL version 4.6.0 NVIDIA 390.65, 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: Yes
      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: 20x Intel(R) Core(TM) i9-7900X CPU @ 3.30GHz

            Unassigned Unassigned
            trick__shot harry
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              Created:
              Updated:
              Resolved: