wouldn't let me get on a world or a server

Thank you for your report.
However, your ticket has been resolved as incomplete.

We are unable to diagnose your issue due to the lack of proper debug information. Please review the guidelines before reporting issues.
In case of a game crash, please also attach the crash log from [minecraft/crash-reports/crash-<DATE>-client.txt|http://hopper.minecraft.net/help/finding-minecraft-data-folder].

Reminder: For technical support please use the Mojang Support Center.

can I copy and paste the crash report
mustek

[18:13:42] [Client thread/INFO]: Setting user: Audrake58
[18:13:42] [Client thread/INFO]: (Session ID is token:66d87ddcfade4065a22bf751c99181a0:352cd1f8681c4cff88f67a96fb64f6ef)
[18:13:43] [Client thread/INFO]: LWJGL Version: 2.9.4
[18:13:44] [Client thread/INFO]: Reloading ResourceManager: Default
[18:13:44] [Sound Library Loader/INFO]: Starting up SoundSystem...
[18:13:44] [Thread-6/INFO]: Initializing LWJGL OpenAL
[18:13:44] [Thread-6/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[18:13:44] [Thread-6/INFO]: OpenAL initialized.
[18:13:45] [Sound Library Loader/INFO]: Sound engine started
[18:13:45] [Client thread/INFO]: Created: 512x512 textures-atlas
[18:13:48] [Client thread/WARN]: Unable to start LAN server detection: Unrecognized Windows Sockets error: 10107: Socket creation failed
[18:13:49] [Client thread/INFO]: Connecting to mc.worldbuscus.com, 25565
[18:13:49] [Server Connector #1/ERROR]: Couldn't connect to server
java.lang.NullPointerException: group
at io.netty.bootstrap.AbstractBootstrap.group(AbstractBootstrap.java:80) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at el.a(SourceFile:264) ~[1.8.3.jar:?]
at axa$1.run(SourceFile:59) [1.8.3.jar:?]
[18:13:58] [Server thread/INFO]: Starting integrated minecraft server version 1.8.3
[18:13:58] [Server thread/INFO]: Generating keypair
[18:13:58] [Server thread/INFO]: Converting map!
[18:13:58] [Server thread/INFO]: Scanning folders...
[18:13:58] [Server thread/INFO]: Total conversion count is 0
[18:13:58] [Server thread/INFO]: Preparing start region for level 0
[18:13:59] [Server thread/INFO]: Preparing spawn area: 13%
[18:14:00] [Server thread/INFO]: Preparing spawn area: 36%
[18:14:01] [Server thread/INFO]: Preparing spawn area: 61%
[18:14:02] [Server thread/INFO]: Preparing spawn area: 87%
[18:14:03] [Client thread/FATAL]: Reported exception thrown!
f: Updating screen events
at avf.s(SourceFile:1507) ~[1.8.3.jar:?]
at avf.av(SourceFile:888) ~[1.8.3.jar:?]
at avf.a(SourceFile:325) [1.8.3.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.3.jar:?]
Caused by: java.lang.IllegalStateException: failed to create a child event loop
at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:68) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:61) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at lm$1.a(SourceFile:44) ~[1.8.3.jar:?]
at lm$1.b(SourceFile:41) ~[1.8.3.jar:?]
at np.c(SourceFile:10) ~[1.8.3.jar:?]
at lm.a(SourceFile:121) ~[1.8.3.jar:?]
at avf.a(SourceFile:1941) ~[1.8.3.jar:?]
at axc.a(SourceFile:210) ~[1.8.3.jar:?]
at axv.a(SourceFile:350) ~[1.8.3.jar:?]
at axc.a(SourceFile:350) ~[1.8.3.jar:?]
at axv.k(SourceFile:413) ~[1.8.3.jar:?]
at axv.p(SourceFile:390) ~[1.8.3.jar:?]
at avf.s(SourceFile:1497) ~[1.8.3.jar:?]
... 3 more
Caused by: io.netty.channel.ChannelException: failed to open a new selector
at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:61) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at lm$1.a(SourceFile:44) ~[1.8.3.jar:?]
at lm$1.b(SourceFile:41) ~[1.8.3.jar:?]
at np.c(SourceFile:10) ~[1.8.3.jar:?]
at lm.a(SourceFile:121) ~[1.8.3.jar:?]
at avf.a(SourceFile:1941) ~[1.8.3.jar:?]
at axc.a(SourceFile:210) ~[1.8.3.jar:?]
at axv.a(SourceFile:350) ~[1.8.3.jar:?]
at axc.a(SourceFile:350) ~[1.8.3.jar:?]
at axv.k(SourceFile:413) ~[1.8.3.jar:?]
at axv.p(SourceFile:390) ~[1.8.3.jar:?]
at avf.s(SourceFile:1497) ~[1.8.3.jar:?]
... 3 more
Caused by: java.io.IOException: Unable to establish loopback connection
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68) ~[?:1.8.0_25]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170) ~[?:1.8.0_25]
at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50) ~[?:1.8.0_25]
at java.nio.channels.Pipe.open(Pipe.java:155) ~[?:1.8.0_25]
at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127) ~[?:1.8.0_25]
at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) ~[?:1.8.0_25]
at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:61) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at lm$1.a(SourceFile:44) ~[1.8.3.jar:?]
at lm$1.b(SourceFile:41) ~[1.8.3.jar:?]
at np.c(SourceFile:10) ~[1.8.3.jar:?]
at lm.a(SourceFile:121) ~[1.8.3.jar:?]
at avf.a(SourceFile:1941) ~[1.8.3.jar:?]
at axc.a(SourceFile:210) ~[1.8.3.jar:?]
at axv.a(SourceFile:350) ~[1.8.3.jar:?]
at axc.a(SourceFile:350) ~[1.8.3.jar:?]
at axv.k(SourceFile:413) ~[1.8.3.jar:?]
at axv.p(SourceFile:390) ~[1.8.3.jar:?]
at avf.s(SourceFile:1497) ~[1.8.3.jar:?]
... 3 more
Caused by: java.net.SocketException: Unrecognized Windows Sockets error: 10107: socket
at sun.nio.ch.Net.socket0(Native Method) ~[?:1.8.0_25]
at sun.nio.ch.Net.serverSocket(Net.java:419) ~[?:1.8.0_25]
at sun.nio.ch.ServerSocketChannelImpl.<init>(ServerSocketChannelImpl.java:88) ~[?:1.8.0_25]
at sun.nio.ch.SelectorProviderImpl.openServerSocketChannel(SelectorProviderImpl.java:56) ~[?:1.8.0_25]
at java.nio.channels.ServerSocketChannel.open(ServerSocketChannel.java:108) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:123) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68) ~[?:1.8.0_25]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_25]
at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170) ~[?:1.8.0_25]
at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50) ~[?:1.8.0_25]
at java.nio.channels.Pipe.open(Pipe.java:155) ~[?:1.8.0_25]
at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127) ~[?:1.8.0_25]
at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) ~[?:1.8.0_25]
at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:61) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
at lm$1.a(SourceFile:44) ~[1.8.3.jar:?]
at lm$1.b(SourceFile:41) ~[1.8.3.jar:?]
at np.c(SourceFile:10) ~[1.8.3.jar:?]
at lm.a(SourceFile:121) ~[1.8.3.jar:?]
at avf.a(SourceFile:1941) ~[1.8.3.jar:?]
at axc.a(SourceFile:210) ~[1.8.3.jar:?]
at axv.a(SourceFile:350) ~[1.8.3.jar:?]
at axc.a(SourceFile:350) ~[1.8.3.jar:?]
at axv.k(SourceFile:413) ~[1.8.3.jar:?]
at axv.p(SourceFile:390) ~[1.8.3.jar:?]
at avf.s(SourceFile:1497) ~[1.8.3.jar:?]
... 3 more

Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!

Time: 4/5/15 6:14 PM
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 lm$1.a(SourceFile:44)
at lm$1.b(SourceFile:41)
at np.c(SourceFile:10)
at lm.a(SourceFile:121)
at avf.a(SourceFile:1941)
at axc.a(SourceFile:210)
at axv.a(SourceFile:350)
at axc.a(SourceFile:350)
at axv.k(SourceFile:413)
at axv.p(SourceFile:390)
at avf.s(SourceFile:1497)
at avf.av(SourceFile:888)
at avf.a(SourceFile:325)
at net.minecraft.client.main.Main.main(SourceFile:124)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128)
at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120)
at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87)
at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64)
... 17 more
Caused by: java.io.IOException: Unable to establish loopback connection
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101)
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68)
at java.security.AccessController.doPrivileged(Native Method)
at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170)
at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50)
at java.nio.channels.Pipe.open(Pipe.java:155)
at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127)
at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44)
at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126)
... 20 more
Caused by: java.net.SocketException: Unrecognized Windows Sockets error: 10107: socket
at sun.nio.ch.Net.socket0(Native Method)
at sun.nio.ch.Net.serverSocket(Net.java:419)
at sun.nio.ch.ServerSocketChannelImpl.<init>(ServerSocketChannelImpl.java:88)
at sun.nio.ch.SelectorProviderImpl.openServerSocketChannel(SelectorProviderImpl.java:56)
at java.nio.channels.ServerSocketChannel.open(ServerSocketChannel.java:108)
at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:123)
at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83)
... 28 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 lm$1.a(SourceFile:44)
at lm$1.b(SourceFile:41)
at np.c(SourceFile:10)
at lm.a(SourceFile:121)
at avf.a(SourceFile:1941)
at axc.a(SourceFile:210)
at axv.a(SourceFile:350)
at axc.a(SourceFile:350)
at axv.k(SourceFile:413)
at axv.p(SourceFile:390)

– Affected screen –
Details:
Screen name: ayb
Stacktrace:
at avf.s(SourceFile:1497)
at avf.av(SourceFile:888)
at avf.a(SourceFile:325)
at net.minecraft.client.main.Main.main(SourceFile:124)

– System Details –
Details:
Minecraft Version: 1.8.3
Operating System: Windows 8.1 (amd64) version 6.3
CPU: 8x Intel(R) Core(TM) i7-4790 CPU @ 3.60GHz
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 123316808 bytes (117 MB) / 322490368 bytes (307 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
Launched Version: 1.8.3
LWJGL: 2.9.4
OpenGL: GeForce GTX 745/PCIe/SSE2 GL version 4.4.0, 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)
#@

Crash report saved to: #@!@# C:\Users\Ethan\AppData\Roaming\.minecraft\crash-reports\crash-2015-04-05_18.14.03-client.txt
AL lib: (EE) alc_cleanup: 1 device not closed
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release

this is the game output please tell me how to solve issue

Firewall / Antivirus issue. MC-34749