Crash: java.lang.NullPointerException: Unexpected error

---- Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 7/13/17 2:09 PM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
	at ams.a(SourceFile:1173)
	at buo.h(SourceFile:1614)
	at buo.a(SourceFile:1203)
	at buo.b(SourceFile:1188)
	at buo.a(SourceFile:1033)
	at bhz.az(SourceFile:1023)
	at bhz.a(SourceFile:419)
	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 ams.a(SourceFile:1173)
	at buo.h(SourceFile:1614)
	at buo.a(SourceFile:1203)
	at buo.b(SourceFile:1188)

-- Affected level --
Details:
	Level name: MpServer
	All players: 0 total; []
	Chunk stats: MultiplayerChunkCache: 0, 0
	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: 0 game time, 0 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: 0 total; []
	Retry entities: 0 total; []
	Server brand: ~~ERROR~~ NullPointerException: null
	Server type: Integrated singleplayer server
Stacktrace:
	at brz.a(SourceFile:365)
	at bhz.b(SourceFile:2587)
	at bhz.a(SourceFile:433)
	at net.minecraft.client.main.Main.main(SourceFile:123)

-- System Details --
Details:
	Minecraft Version: 1.12
	Operating System: Windows 10 (x86) version 10.0
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 158276112 bytes (150 MB) / 266211328 bytes (253 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: 1.12
	LWJGL: 2.9.4
	OpenGL: AMD Radeon HD 6450 GL version 4.5.13417 Compatibility Profile Context 15.301.1901.0, ATI Technologies Inc.
	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: 2x Intel(R) Pentium(R) CPU G645 @ 2.90GHz