Elliot Starkey

I have been having the same problem in Minecraft PC 1.10.2 on Mac. Here is the crash report. I do have OptiFine on.

Minecraft Crash Report ----
// On the bright side, I bought you a teddy bear!

Time: 24/09/16 7:53 PM
Description: Manually triggered debug crash

java.lang.Throwable
at bcx.az(SourceFile:1705)
at bcx.t(SourceFile:1626)
at bcx.av(SourceFile:968)
at bcx.a(SourceFile:396)
at net.minecraft.client.main.Main.main(SourceFile:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

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

– Head –
Thread: Client thread
Stacktrace:
at bcx.az(SourceFile:1705)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bnn['starkeys'/1128493, l='MpServer', x=-19.30, y=68.00, z=-18.12]]
Chunk stats: MultiplayerChunkCache: 1225, 1225
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (8,64,8), Chunk: (at 8,4,8 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 26380018 game time, 301727 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: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 36 total; [yy['Zombie'/1415126, l='MpServer', x=-45.50, y=42.00, z=-64.50], yy['Zombie'/1415121, l='MpServer', x=-85.28, y=39.00, z=25.51], yy['Zombie'/1415122, l='MpServer', x=-78.50, y=36.00, z=32.50], yy['Zombie'/1415069, l='MpServer', x=-68.50, y=33.00, z=43.50], yy['Zombie'/1415065, l='MpServer', x=-46.50, y=38.00, z=-7.50], yy['Zombie'/1415129, l='MpServer', x=-25.50, y=72.00, z=-52.50], yy['Zombie'/1415173, l='MpServer', x=-0.50, y=38.00, z=-81.50], yy['Zombie'/1415172, l='MpServer', x=6.28, y=35.00, z=-81.82], yy['Zombie'/1415047, l='MpServer', x=38.50, y=38.00, z=58.50], yy['Zombie'/1415046, l='MpServer', x=34.50, y=38.00, z=59.50], yy['Zombie'/1415106, l='MpServer', x=-66.50, y=44.00, z=-3.50], yy['Zombie'/1415053, l='MpServer', x=37.50, y=62.00, z=-25.50], yy['Zombie'/1415117, l='MpServer', x=7.26, y=72.00, z=-10.87], yy['Zombie'/1415052, l='MpServer', x=40.50, y=35.00, z=-86.50], yy['Zombie'/1415054, l='MpServer', x=40.50, y=62.00, z=-25.50], yy['Zombie'/1415177, l='MpServer', x=-94.50, y=42.00, z=-1.50], yy['Zombie'/1415051, l='MpServer', x=48.17, y=35.00, z=-93.27], yy['Zombie'/1415178, l='MpServer', x=-94.50, y=42.00, z=5.50], bnn['starkeys'/1128493, l='MpServer', x=-19.30, y=68.00, z=-18.12], yy['Zombie'/1415090, l='MpServer', x=-55.50, y=90.00, z=-87.50], yy['Zombie'/1415101, l='MpServer', x=-92.50, y=39.00, z=-2.50], yy['Zombie'/1415100, l='MpServer', x=-95.50, y=39.00, z=-3.50], yy['Zombie'/1415167, l='MpServer', x=-26.50, y=70.00, z=-61.50], yy['Zombie'/1415033, l='MpServer', x=-15.50, y=34.00, z=15.50], yy['Zombie'/1415032, l='MpServer', x=-15.50, y=34.00, z=15.50], yy['Zombie'/1415141, l='MpServer', x=7.35, y=71.00, z=-11.84], yy['Zombie'/1415143, l='MpServer', x=-90.69, y=39.00, z=15.60], yw['Magma Cube'/1415142, l='MpServer', x=-92.98, y=39.00, z=13.86], yy['Zombie'/1415085, l='MpServer', x=-33.43, y=40.00, z=-0.76], yy['Zombie'/1415084, l='MpServer', x=-33.50, y=40.00, z=-5.50], yy['Zombie'/1415151, l='MpServer', x=-70.50, y=98.00, z=-61.50], yy['Zombie'/1415086, l='MpServer', x=-36.24, y=86.00, z=-44.50], yy['Zombie'/1415150, l='MpServer', x=-67.50, y=98.00, z=-62.50], yy['Zombie'/1415080, l='MpServer', x=-0.50, y=35.00, z=-10.50], yy['Zombie'/1415083, l='MpServer', x=-34.50, y=40.00, z=-5.50], yy['Zombie'/1415082, l='MpServer', x=-35.54, y=39.00, z=-11.36]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bln.a(WorldClient.java:496)
at bcx.b(SourceFile:2535)
at bcx.a(SourceFile:405)
at net.minecraft.client.main.Main.main(SourceFile:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

– System Details –
Details:
Minecraft Version: 1.10.2
Operating System: Mac OS X (x86_64) version 10.11.6
Java Version: 1.8.0_74, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 122812872 bytes (117 MB) / 1060372480 bytes (1011 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 5 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
Launched Version: 1.10.2-OptiFine_HD_U_C1
LWJGL: 2.9.2
OpenGL: Intel(R) Iris(TM) Pro Graphics 6200 GL version 2.1 INTEL-10.14.73, Intel Inc.
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because ARB_framebuffer_object 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: Very likely; Jar signature invalidated
Type: Client (map_client.txt)
Resource Packs: Faithful 1.10, Clean Glass.zip, Lower Shield.zip, Lower Fire.zip, Pumpkin Vis 75.zip, Wither Hearts.zip
Current Language: English (United Kingdom)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i5-5575R CPU @ 2.80GHz