This happens when I select the world I want to play and it crashes before the world can even load.

---- Minecraft Crash Report -------- Minecraft Crash Report ----// But it works on my machine.
Time: 4/4/20 6:25 PMDescription: Loading entity NBT
java.lang.NullPointerException: Loading entity NBT at lk.a(SourceFile:168) at ky.a(SourceFile:150) at aoh.a(SourceFile:119) at aof.a(SourceFile:185) at aog.a(SourceFile:106) at aog$$Lambda$3459/463922528.accept(Unknown Source) at v.a(SourceFile:339) at aog.a(SourceFile:102) at ann.a(SourceFile:606) at bch.a(SourceFile:822) at yl.a(SourceFile:229) at anc.f(SourceFile:1616) at aav.a(SourceFile:308) at aav.a(SourceFile:127) at ze.c(SourceFile:111) at ze.b(SourceFile:63) at ly.a(SourceFile:230) at zb.c(SourceFile:171) at net.minecraft.server.MinecraftServer.b(SourceFile:864) at net.minecraft.server.MinecraftServer.a(SourceFile:791) at ell.a(SourceFile:128) at net.minecraft.server.MinecraftServer.run(SourceFile:650) at java.lang.Thread.run(Thread.java:745)

A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
– Head --Thread: Server threadStacktrace: at lk.a(SourceFile:168) at ky.a(SourceFile:150) at aoh.a(SourceFile:119) at aof.a(SourceFile:185) at aog.a(SourceFile:106) at aog$$Lambda$3459/463922528.accept(Unknown Source) at v.a(SourceFile:339) at aog.a(SourceFile:102) at ann.a(SourceFile:606) at bch.a(SourceFile:822) at yl.a(SourceFile:229)
– Entity being loaded --Details: Entity Type: minecraft:player (yl) Entity ID: 98 Entity Name: Fedeckz Entity's Exact location: 436.79, 99.86, -1760.81 Entity's Block location: World: (436,99,-1761), Chunk: (at 4,6,15 in 27,-111; contains blocks 432,0,-1776 to 447,255,-1761), Region: (0,-4; contains chunks 0,-128 to 31,-97, blocks 0,0,-2048 to 511,255,-1537) Entity's Momentum: -0.48, -0.16, -0.34 Entity's Passengers: [] Entity's Vehicle: ~_ERROR~ NullPointerException: nullStacktrace: at anc.f(SourceFile:1616) at aav.a(SourceFile:308) at aav.a(SourceFile:127) at ze.c(SourceFile:111) at ze.b(SourceFile:63) at ly.a(SourceFile:230)
– Ticking connection --Details: Connection: ly@276fa39aStacktrace: at zb.c(SourceFile:171) at net.minecraft.server.MinecraftServer.b(SourceFile:864) at net.minecraft.server.MinecraftServer.a(SourceFile:791) at ell.a(SourceFile:128) at net.minecraft.server.MinecraftServer.run(SourceFile:650) at java.lang.Thread.run(Thread.java:745)
– System Details --Details: Minecraft Version: 20w14a Minecraft Version ID: 20w14a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_51, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 1393566592 bytes (1329 MB) / 1979711488 bytes (1888 MB) up to 2147483648 bytes (2048 MB) CPUs: 8 JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M Player Count: 0 / 8; [] Data Packs: vanilla Type: Integrated Server (map_client.txt) Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.