Minecraft 17w15a crash when have opened the menu Multiplayer of the home
The crash it passes only with this version, I try with the old one and it does not crash

Here is the error code

---- Minecraft Crash Report ----
// Oops.

Time: 4/13/17 10:52 PM
Description: Ticking screen

java.lang.NullPointerException: Ticking screen
at io.netty.bootstrap.Bootstrap.checkAddress(Bootstrap.java:358)
at io.netty.bootstrap.Bootstrap.doResolveAndConnect(Bootstrap.java:180)
at io.netty.bootstrap.Bootstrap.connect(Bootstrap.java:162)
at io.netty.bootstrap.Bootstrap.connect(Bootstrap.java:143)
at bqz.b(SourceFile:241)
at bqz.a(SourceFile:45)
at bqz$1.a(SourceFile:144)
at gd.l(SourceFile:379)
at bqz.a(SourceFile:254)
at bls.e(SourceFile:115)
at bgu.t(SourceFile:1591)
at bgu.aw(SourceFile:959)
at bgu.a(SourceFile:399)
at net.minecraft.client.main.Main.main(SourceFile:123)

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

– Head –
Thread: Client thread
Stacktrace:
at io.netty.bootstrap.Bootstrap.checkAddress(Bootstrap.java:358)
at io.netty.bootstrap.Bootstrap.doResolveAndConnect(Bootstrap.java:180)
at io.netty.bootstrap.Bootstrap.connect(Bootstrap.java:162)
at io.netty.bootstrap.Bootstrap.connect(Bootstrap.java:143)
at bqz.b(SourceFile:241)
at bqz.a(SourceFile:45)
at bqz$1.a(SourceFile:144)
at gd.l(SourceFile:379)
at bqz.a(SourceFile:254)
at bls.e(SourceFile:115)

– Affected screen –
Details:
Screen name: bls
Stacktrace:
at bgu.t(SourceFile:1591)
at bgu.aw(SourceFile:959)
at bgu.a(SourceFile:399)
at net.minecraft.client.main.Main.main(SourceFile:123)

– System Details –
Details:
Minecraft Version: 17w15a
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: 147438688 bytes (140 MB) / 262144000 bytes (250 MB) up to 4281597952 bytes (4083 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 17w15a
LWJGL: 2.9.4
OpenGL: GeForce GTX 970/PCIe/SSE2 GL version 4.5.0 NVIDIA 381.65, 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: Faithful 1.11.x.zip
Current Language: Français (France)
Profiler Position: N/A (disabled)
CPU: 8x Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz