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

Time: 10.09.15 18:09
Description: Updating screen events

java.lang.NullPointerException: Updating screen events
at afa$a.a(SourceFile:87)
at aew.a(SourceFile:1184)
at aaf.a(SourceFile:54)
at aae.a(SourceFile:103)
at aav.d(SourceFile:81)
at zx.a(SourceFile:239)
at bic.a(SourceFile:408)
at bdf.a(SourceFile:516)
at bdf.b(SourceFile:487)
at bcn.k(SourceFile:410)
at bcn.p(SourceFile:381)
at azx.s(SourceFile:1535)
at azx.as(SourceFile:928)
at azx.a(SourceFile:377)
at net.minecraft.client.main.Main.main(SourceFile:125)

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

– Head –
Stacktrace:
at afa$a.a(SourceFile:87)
at aew.a(SourceFile:1184)
at aaf.a(SourceFile:54)
at aae.a(SourceFile:103)
at aav.d(SourceFile:81)
at zx.a(SourceFile:239)
at bic.a(SourceFile:408)
at bdf.a(SourceFile:516)
at bdf.b(SourceFile:487)
at bcn.k(SourceFile:410)
at bcn.p(SourceFile:381)

– Affected screen –
Details:
Screen name: bdm

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bkc['DerAntagonist'/336, l='MpServer', x=25,85, y=71,00, z=265,04]]
Chunk stats: MultiplayerChunkCache: 509, 509
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (29,64,218), Chunk: (at 13,4,10 in 1,13; contains blocks 16,0,208 to 31,255,223), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 2127 game time, 2127 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 84 total; [vd['Bat'/261, l='MpServer', x=92,52, y=16,05, z=193,58], vd['Bat'/265, l='MpServer', x=96,56, y=38,73, z=265,54], yk['Skeleton'/266, l='MpServer', x=95,69, y=28,00, z=279,53], yk['Skeleton'/267, l='MpServer', x=92,50, y=43,00, z=276,50], yk['Skeleton'/268, l='MpServer', x=92,50, y=43,00, z=277,50], vn['Rabbit'/269, l='MpServer', x=92,50, y=84,00, z=317,50], yk['Skeleton'/141, l='MpServer', x=27,50, y=34,00, z=187,50], vm['Pig'/142, l='MpServer', x=18,50, y=74,00, z=230,50], vn['Rabbit'/270, l='MpServer', x=87,53, y=81,00, z=320,63], vm['Pig'/143, l='MpServer', x=18,44, y=78,00, z=227,94], vn['Rabbit'/271, l='MpServer', x=92,47, y=91,00, z=304,25], vm['Pig'/144, l='MpServer', x=31,88, y=73,00, z=224,56], yk['Skeleton'/272, l='MpServer', x=87,50, y=52,00, z=334,50], vm['Pig'/145, l='MpServer', x=23,65, y=65,06, z=247,55], yk['Skeleton'/273, l='MpServer', x=87,50, y=52,00, z=333,50], yo['Zombie'/146, l='MpServer', x=28,50, y=38,00, z=289,50], xx['Creeper'/147, l='MpServer', x=28,50, y=12,00, z=304,50], yk['Skeleton'/281, l='MpServer', x=98,50, y=28,00, z=282,50], vn['Rabbit'/284, l='MpServer', x=97,50, y=100,00, z=291,25], yo['Zombie'/162, l='MpServer', x=38,50, y=15,00, z=190,50], ym['Spider'/163, l='MpServer', x=41,69, y=43,00, z=187,25], yo['Zombie'/165, l='MpServer', x=41,81, y=13,00, z=193,53], vm['Pig'/167, l='MpServer', x=41,86, y=63,00, z=242,63], vm['Pig'/168, l='MpServer', x=45,44, y=65,55, z=241,73], vm['Pig'/169, l='MpServer', x=37,53, y=64,00, z=242,69], vm['Pig'/170, l='MpServer', x=43,44, y=67,00, z=252,44], vm['Pig'/171, l='MpServer', x=47,78, y=73,00, z=266,50], vd['Bat'/56, l='MpServer', x=-54,94, y=35,10, z=264,55], vm['Pig'/57, l='MpServer', x=-54,50, y=71,00, z=313,50], vm['Pig'/58, l='MpServer', x=-51,50, y=73,00, z=312,50], vh['Cow'/61, l='MpServer', x=-52,25, y=67,00, z=339,50], yk['Skeleton'/66, l='MpServer', x=-38,72, y=62,00, z=313,28], yk['Skeleton'/67, l='MpServer', x=-38,20, y=55,35, z=308,99], yo['Zombie'/68, l='MpServer', x=-40,59, y=56,00, z=308,59], ym['Spider'/200, l='MpServer', x=48,50, y=23,00, z=196,50], yo['Zombie'/201, l='MpServer', x=59,06, y=44,00, z=234,53], yk['Skeleton'/202, l='MpServer', x=57,75, y=44,00, z=233,22], xx['Creeper'/203, l='MpServer', x=49,50, y=45,00, z=225,50], yk['Skeleton'/204, l='MpServer', x=50,50, y=45,00, z=228,50], yk['Skeleton'/205, l='MpServer', x=50,50, y=45,00, z=226,50], vm['Pig'/206, l='MpServer', x=50,44, y=75,00, z=232,78], vd['Bat'/207, l='MpServer', x=52,85, y=58,11, z=284,88], vn['Rabbit'/208, l='MpServer', x=59,50, y=79,00, z=282,50], vn['Rabbit'/209, l='MpServer', x=62,34, y=80,00, z=282,34], yo['Zombie'/210, l='MpServer', x=62,50, y=32,00, z=292,63], vd['Bat'/211, l='MpServer', x=66,66, y=58,06, z=298,39], vm['Pig'/84, l='MpServer', x=-29,50, y=63,00, z=234,50], vm['Pig'/85, l='MpServer', x=-27,50, y=63,00, z=237,50], vm['Pig'/86, l='MpServer', x=-29,50, y=64,00, z=236,50], vm['Pig'/87, l='MpServer', x=-29,50, y=69,00, z=239,50], vd['Bat'/88, l='MpServer', x=-19,47, y=42,91, z=291,45], yk['Skeleton'/94, l='MpServer', x=-7,88, y=39,00, z=212,44], ym['Spider'/95, l='MpServer', x=-11,50, y=35,00, z=215,50], xx['Creeper'/96, l='MpServer', x=-9,50, y=35,00, z=216,50], xx['Creeper'/97, l='MpServer', x=-1,50, y=38,00, z=217,50], vm['Pig'/98, l='MpServer', x=-7,78, y=70,00, z=232,53], yk['Skeleton'/99, l='MpServer', x=-10,53, y=40,00, z=275,09], vo['Sheep'/233, l='MpServer', x=74,28, y=63,00, z=204,28], bkc['DerAntagonist'/336, l='MpServer', x=25,85, y=71,00, z=265,04], vo['Sheep'/234, l='MpServer', x=76,41, y=63,00, z=203,38], vh['Cow'/235, l='MpServer', x=76,81, y=63,00, z=206,56], vo['Sheep'/236, l='MpServer', x=77,84, y=63,00, z=204,63], vo['Sheep'/237, l='MpServer', x=67,53, y=64,00, z=202,34], vh['Cow'/238, l='MpServer', x=75,78, y=64,00, z=209,19], xx['Creeper'/110, l='MpServer', x=-2,43, y=14,29, z=196,28], vh['Cow'/239, l='MpServer', x=74,16, y=64,00, z=210,81], vd['Bat'/111, l='MpServer', x=1,25, y=18,09, z=192,75], vm['Pig'/112, l='MpServer', x=0,53, y=88,00, z=215,66], vh['Cow'/240, l='MpServer', x=73,50, y=64,00, z=208,84], vm['Pig'/113, l='MpServer', x=3,78, y=85,00, z=223,88], vn['Rabbit'/241, l='MpServer', x=69,72, y=64,00, z=224,44], vm['Pig'/114, l='MpServer', x=4,09, y=76,00, z=226,75], vn['Rabbit'/242, l='MpServer', x=79,03, y=64,00, z=217,06], vm['Pig'/115, l='MpServer', x=5,25, y=76,00, z=226,44], vn['Rabbit'/243, l='MpServer', x=74,06, y=63,00, z=234,22], yk['Skeleton'/116, l='MpServer', x=14,88, y=34,00, z=317,38], vn['Rabbit'/244, l='MpServer', x=70,38, y=65,00, z=236,47], vn['Rabbit'/245, l='MpServer', x=77,50, y=72,00, z=236,50], yo['Zombie'/117, l='MpServer', x=7,94, y=36,00, z=344,53], vd['Bat'/246, l='MpServer', x=88,80, y=42,54, z=260,04], xx['Creeper'/247, l='MpServer', x=76,50, y=59,00, z=258,50], yo['Zombie'/248, l='MpServer', x=71,50, y=42,00, z=282,50], yo['Zombie'/249, l='MpServer', x=70,50, y=42,00, z=285,50], vn['Rabbit'/250, l='MpServer', x=66,72, y=81,00, z=285,47]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bid.a(SourceFile:366)
at azx.b(SourceFile:2369)
at azx.a(SourceFile:386)
at net.minecraft.client.main.Main.main(SourceFile:125)

– System Details –
Details:
Minecraft Version: 15w37a
Operating System: Windows 8 (amd64) version 6.2
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 543208264 bytes (518 MB) / 771751936 bytes (736 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: 15w37a
LWJGL: 2.9.4
OpenGL: GeForce GT 720M/PCIe/SSE2 GL version 4.3.0, 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)
CPU: 4x Intel(R) Core(TM) i5-3230M CPU @ 2.60GHz