While exploring (loading new chunks) game will crash out.  Restarting the game makes it work for awhile, then eventually crashes again while loading new chunks.  Full error screen:

---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 2/7/19 9:44 PM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
at cfi.a(SourceFile:60)
at cfi.a(SourceFile:72)
at ctx.a(SourceFile:59)
at cty.b(SourceFile:889)
at cty.a(SourceFile:875)
at cty.a(SourceFile:749)
at cft.c(SourceFile:850)
at cft.a(SourceFile:395)
at net.minecraft.client.main.Main.main(SourceFile:144)

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

– Head –
Thread: Client thread
Stacktrace:
at cfi.a(SourceFile:60)
at cfi.a(SourceFile:72)
at ctx.a(SourceFile:59)
at cty.b(SourceFile:889)
at cty.a(SourceFile:875)

– Affected level –
Details:
Level name: MpServer
All players: 0 total; []
Chunk stats: MultiplayerChunkCache: 396, 396
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: 2573365 game time, 3158292 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: 0 total; []
Retry entities: 0 total; []
Server brand: ~_ERROR~ NullPointerException: null
Server type: Integrated singleplayer server
Stacktrace:
at crg.a(SourceFile:418)
at cft.b(SourceFile:1815)
at cft.a(SourceFile:408)
at net.minecraft.client.main.Main.main(SourceFile:144)

– System Details –
Details:
Minecraft Version: 1.13.2
Operating System: Windows 10 (x86) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 209975072 bytes (200 MB) / 838860800 bytes (800 MB) up to 1073741824 bytes (1024 MB)
JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
Launched Version: 1.13.2
LWJGL: 3.1.6 build 14
OpenGL: GeForce GTX 750 Ti/PCIe/SSE2 GL version 4.6.0 NVIDIA 388.13, 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:
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 12x AMD Ryzen 5 1600 Six-Core Processor