---- Minecraft Crash Report ---- // My bad. Time: 2022-04-20, 6:29 p.m. Description: Ticking entity java.lang.NullPointerException: Cannot invoke "dnm.a()" because "$$1" is null     at net.minecraft.world.level.pathfinder.WalkNodeEvaluator.net.minecraft.world.level.pathfinder.Node getStartNode(net.minecraft.core.BlockPos)(WalkNodeEvaluator.java:109)     at net.minecraft.world.level.pathfinder.FlyNodeEvaluator.net.minecraft.world.level.pathfinder.Node getStart()(FlyNodeEvaluator.java:72)     at net.minecraft.world.level.pathfinder.PathFinder.net.minecraft.world.level.pathfinder.Path findPath(net.minecraft.world.level.PathNavigationRegion,net.minecraft.world.entity.Mob,java.util.Set,float,int,float)(PathFinder.java:43)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(java.util.Set,int,boolean,int,float)(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(java.util.Set,int,boolean,int)(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:153)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(net.minecraft.core.BlockPos,int)(PathNavigation.java:153)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:153)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean tryComputePath(net.minecraft.world.entity.Mob,net.minecraft.world.entity.ai.memory.WalkTarget,long)(MoveToTargetSink.java:135)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean checkExtraStartConditions(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.Mob)(MoveToTargetSink.java:65)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean checkExtraStartConditions(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(MoveToTargetSink.java:26)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.void start(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity,long)(MoveToTargetSink.java:26)     at net.minecraft.world.entity.ai.behavior.Behavior.boolean tryStart(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity,long)(Behavior.java:45)     at net.minecraft.world.entity.ai.Brain.void startEachNonRunningBehavior(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(Brain.java:516)     at net.minecraft.world.entity.ai.Brain.void tick(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(Brain.java:475)     at net.minecraft.world.entity.animal.allay.Allay.void customServerAiStep()(Allay.java:219)     at net.minecraft.world.entity.Mob.void serverAiStep()(Mob.java:768)     at net.minecraft.world.entity.LivingEntity.void aiStep()(LivingEntity.java:2624)     at net.minecraft.world.entity.Mob.void aiStep()(Mob.java:551)     at net.minecraft.world.entity.animal.allay.Allay.void aiStep()(Allay.java:231)     at net.minecraft.world.entity.LivingEntity.void tick()(LivingEntity.java:2369)     at net.minecraft.world.entity.Mob.void tick()(Mob.java:351)     at net.minecraft.world.entity.animal.allay.Allay.void tick()(Allay.java:240)     at net.minecraft.server.level.ServerLevel.void tickNonPassenger(net.minecraft.world.entity.Entity)(ServerLevel.java:704)     at net.minecraft.world.level.Level.void sendBlockUpdated(net.minecraft.core.BlockPos,net.minecraft.world.level.block.state.BlockState,net.minecraft.world.level.block.state.BlockState,int)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,double,double,double,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,net.minecraft.world.entity.Entity,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void guardEntityTick(java.util.function.Consumer,net.minecraft.world.entity.Entity)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.entity.Entity getEntity(int)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.level.saveddata.maps.MapItemSavedData getMapData(java.lang.String)(Level.java:465)     at net.minecraft.world.level.Level.void setMapData(java.lang.String,net.minecraft.world.level.saveddata.maps.MapItemSavedData)(Level.java:465)     at net.minecraft.world.level.Level.void destroyBlockProgress(int,net.minecraft.core.BlockPos,int)(Level.java:465)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:365)     at net.minecraft.server.level.ServerLevel.void lambda$tick$3(net.minecraft.util.profiling.ProfilerFiller,net.minecraft.world.entity.Entity)(ServerLevel.java:365)     at net.minecraft.world.level.entity.EntityTickList.void forEach(java.util.function.Consumer)(EntityTickList.java:54)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:333)     at net.minecraft.server.MinecraftServer.void tickChildren(java.util.function.BooleanSupplier)(MinecraftServer.java:881)     at net.minecraft.server.MinecraftServer.void tickServer(java.util.function.BooleanSupplier)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:825)     at net.minecraft.client.server.IntegratedServer.void tickServer(java.util.function.BooleanSupplier)(IntegratedServer.java:97)     at net.minecraft.server.MinecraftServer.void runServer()(MinecraftServer.java:671)     at net.minecraft.server.MinecraftServer.net.minecraft.server.MinecraftServer spin(java.util.function.Function)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.void lambda$spin$2(java.util.concurrent.atomic.AtomicReference)(MinecraftServer.java:263)     at java.base/java.lang.Thread.run(Thread.java:833) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Server thread Stacktrace:     at net.minecraft.world.level.pathfinder.WalkNodeEvaluator.net.minecraft.world.level.pathfinder.Node getStartNode(net.minecraft.core.BlockPos)(WalkNodeEvaluator.java:109)     at net.minecraft.world.level.pathfinder.FlyNodeEvaluator.net.minecraft.world.level.pathfinder.Node getStart()(FlyNodeEvaluator.java:72)     at net.minecraft.world.level.pathfinder.PathFinder.net.minecraft.world.level.pathfinder.Path findPath(net.minecraft.world.level.PathNavigationRegion,net.minecraft.world.entity.Mob,java.util.Set,float,int,float)(PathFinder.java:43)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(java.util.Set,int,boolean,int,float)(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:204)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(java.util.Set,int,boolean,int)(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:176)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.PathFinder createPathFinder(int)(PathNavigation.java:153)     at net.minecraft.world.entity.ai.navigation.PathNavigation.net.minecraft.world.level.pathfinder.Path createPath(net.minecraft.core.BlockPos,int)(PathNavigation.java:153)     at net.minecraft.world.entity.ai.navigation.PathNavigation.boolean canUpdatePath()(PathNavigation.java:153)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean tryComputePath(net.minecraft.world.entity.Mob,net.minecraft.world.entity.ai.memory.WalkTarget,long)(MoveToTargetSink.java:135)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean checkExtraStartConditions(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.Mob)(MoveToTargetSink.java:65)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.boolean checkExtraStartConditions(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(MoveToTargetSink.java:26)     at net.minecraft.world.entity.ai.behavior.MoveToTargetSink.void start(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity,long)(MoveToTargetSink.java:26)     at net.minecraft.world.entity.ai.behavior.Behavior.boolean tryStart(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity,long)(Behavior.java:45)     at net.minecraft.world.entity.ai.Brain.void startEachNonRunningBehavior(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(Brain.java:516)     at net.minecraft.world.entity.ai.Brain.void tick(net.minecraft.server.level.ServerLevel,net.minecraft.world.entity.LivingEntity)(Brain.java:475)     at net.minecraft.world.entity.animal.allay.Allay.void customServerAiStep()(Allay.java:219)     at net.minecraft.world.entity.Mob.void serverAiStep()(Mob.java:768)     at net.minecraft.world.entity.LivingEntity.void aiStep()(LivingEntity.java:2624)     at net.minecraft.world.entity.Mob.void aiStep()(Mob.java:551)     at net.minecraft.world.entity.animal.allay.Allay.void aiStep()(Allay.java:231)     at net.minecraft.world.entity.LivingEntity.void tick()(LivingEntity.java:2369)     at net.minecraft.world.entity.Mob.void tick()(Mob.java:351)     at net.minecraft.world.entity.animal.allay.Allay.void tick()(Allay.java:240)     at net.minecraft.server.level.ServerLevel.void tickNonPassenger(net.minecraft.world.entity.Entity)(ServerLevel.java:704)     at net.minecraft.world.level.Level.void sendBlockUpdated(net.minecraft.core.BlockPos,net.minecraft.world.level.block.state.BlockState,net.minecraft.world.level.block.state.BlockState,int)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,double,double,double,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,net.minecraft.world.entity.Entity,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void guardEntityTick(java.util.function.Consumer,net.minecraft.world.entity.Entity)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.entity.Entity getEntity(int)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.level.saveddata.maps.MapItemSavedData getMapData(java.lang.String)(Level.java:465)     at net.minecraft.world.level.Level.void setMapData(java.lang.String,net.minecraft.world.level.saveddata.maps.MapItemSavedData)(Level.java:465)     at net.minecraft.world.level.Level.void destroyBlockProgress(int,net.minecraft.core.BlockPos,int)(Level.java:465)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:365)     at net.minecraft.server.level.ServerLevel.void lambda$tick$3(net.minecraft.util.profiling.ProfilerFiller,net.minecraft.world.entity.Entity)(ServerLevel.java:365)     at net.minecraft.world.level.entity.EntityTickList.void forEach(java.util.function.Consumer)(EntityTickList.java:54)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:333) -- Entity being ticked -- Details:     Entity Type: minecraft:allay (blv)     Entity ID: 813     Entity Name: Allay     Entity's Exact location: -1198.83, 65.09, 1832.20     Entity's Block location: World: (-1199,65,1832), Section: (at 1,1,8 in -75,4,114; chunk contains blocks -1200,-64,1824 to -1185,319,1839), Region: (-3,3; contains chunks -96,96 to -65,127, blocks -1536,-64,1536 to -1025,319,2047)     Entity's Momentum: 0.00, 0.00, 0.00     Entity's Passengers: []     Entity's Vehicle: null Stacktrace:     at net.minecraft.world.level.Level.void sendBlockUpdated(net.minecraft.core.BlockPos,net.minecraft.world.level.block.state.BlockState,net.minecraft.world.level.block.state.BlockState,int)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,double,double,double,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void playSeededSound(net.minecraft.world.entity.player.Player,net.minecraft.world.entity.Entity,net.minecraft.sounds.SoundEvent,net.minecraft.sounds.SoundSource,float,float,long)(Level.java:465)     at net.minecraft.world.level.Level.void guardEntityTick(java.util.function.Consumer,net.minecraft.world.entity.Entity)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.entity.Entity getEntity(int)(Level.java:465)     at net.minecraft.world.level.Level.net.minecraft.world.level.saveddata.maps.MapItemSavedData getMapData(java.lang.String)(Level.java:465)     at net.minecraft.world.level.Level.void setMapData(java.lang.String,net.minecraft.world.level.saveddata.maps.MapItemSavedData)(Level.java:465)     at net.minecraft.world.level.Level.void destroyBlockProgress(int,net.minecraft.core.BlockPos,int)(Level.java:465)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:365)     at net.minecraft.server.level.ServerLevel.void lambda$tick$3(net.minecraft.util.profiling.ProfilerFiller,net.minecraft.world.entity.Entity)(ServerLevel.java:365)     at net.minecraft.world.level.entity.EntityTickList.void forEach(java.util.function.Consumer)(EntityTickList.java:54)     at net.minecraft.server.level.ServerLevel.void tick(java.util.function.BooleanSupplier)(ServerLevel.java:333)     at net.minecraft.server.MinecraftServer.void tickChildren(java.util.function.BooleanSupplier)(MinecraftServer.java:881)     at net.minecraft.server.MinecraftServer.void tickServer(java.util.function.BooleanSupplier)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:825)     at net.minecraft.client.server.IntegratedServer.void tickServer(java.util.function.BooleanSupplier)(IntegratedServer.java:97)     at net.minecraft.server.MinecraftServer.void runServer()(MinecraftServer.java:671)     at net.minecraft.server.MinecraftServer.net.minecraft.server.MinecraftServer spin(java.util.function.Function)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.void lambda$spin$2(java.util.concurrent.atomic.AtomicReference)(MinecraftServer.java:263)     at java.base/java.lang.Thread.run(Thread.java:833) -- Affected level -- Details:     All players: 1 total; [aer['pinksheep4511'/146, l='ServerLevel[minecraft survival but custom HP]', x=-992.36, y=77.25, z=1924.53]]     Chunk stats: 5868     Level dimension: minecraft:overworld     Level spawn location: World: (0,79,0), Section: (at 0,15,0 in 0,4,0; chunk contains blocks 0,-64,0 to 15,319,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,-64,0 to 511,319,511)     Level time: 452712 game time, 441991 day time     Level name: minecraft survival but custom HP     Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true     Level weather: Rain time: 37200 (now: false), thunder time: 68706 (now: false)     Known server brands: vanilla     Level was modded: false     Level storage version: 0x04ABD - Anvil Stacktrace:     at net.minecraft.server.MinecraftServer.void tickChildren(java.util.function.BooleanSupplier)(MinecraftServer.java:881)     at net.minecraft.server.MinecraftServer.void tickServer(java.util.function.BooleanSupplier)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:825)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:825)     at net.minecraft.client.server.IntegratedServer.void tickServer(java.util.function.BooleanSupplier)(IntegratedServer.java:97)     at net.minecraft.server.MinecraftServer.void runServer()(MinecraftServer.java:671)     at net.minecraft.server.MinecraftServer.net.minecraft.server.MinecraftServer spin(java.util.function.Function)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.net.minecraft.SystemReport fillServerSystemReport(net.minecraft.SystemReport)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.boolean isSingleplayerOwner(com.mojang.authlib.GameProfile)(MinecraftServer.java:263)     at net.minecraft.server.MinecraftServer.void lambda$spin$2(java.util.concurrent.atomic.AtomicReference)(MinecraftServer.java:263)     at java.base/java.lang.Thread.run(Thread.java:833) -- System Details -- Details:     Minecraft Version: 22w16b     Minecraft Version ID: 22w16b     Operating System: Windows 10 (amd64) version 10.0     Java Version: 17.0.1, Microsoft     Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Microsoft     Memory: 777650432 bytes (741 MiB) / 2147483648 bytes (2048 MiB) up to 2147483648 bytes (2048 MiB)     CPUs: 8     Processor Vendor: GenuineIntel     Processor Name: Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz     Identifier: Intel64 Family 6 Model 158 Stepping 9     Microarchitecture: Kaby Lake     Frequency (GHz): 3.60     Number of physical packages: 1     Number of physical CPUs: 4     Number of logical CPUs: 8     Graphics card #0 name: NVIDIA GeForce GTX 1050     Graphics card #0 vendor: NVIDIA (0x10de)     Graphics card #0 VRAM (MB): 2048.00     Graphics card #0 deviceId: 0x1c81     Graphics card #0 versionInfo: DriverVersion=26.21.14.3107     Memory slot #0 capacity (MB): 8192.00     Memory slot #0 clockSpeed (GHz): 2.40     Memory slot #0 type: DDR4     Memory slot #1 capacity (MB): 4096.00     Memory slot #1 clockSpeed (GHz): 2.40     Memory slot #1 type: DDR4     Virtual memory max (MB): 17343.46     Virtual memory used (MB): 11906.51     Swap memory total (MB): 5120.00     Swap memory used (MB): 122.11     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     Server Running: true     Player Count: 1 / 8; [aer['pinksheep4511'/146, l='ServerLevel[minecraft survival but custom HP]', x=-992.36, y=77.25, z=1924.53]]     Data Packs: vanilla     World Generation: Stable     Type: Integrated Server (map_client.txt)     Is Modded: Probably not. Client jar signature and brand is untouched; Server jar signature and brand is untouched