java.lang.NullPointerException: Cannot invoke "net.minecraft.world.entity.ai.goal.PathfinderGoalEatTile.g()" because "this.bZ" is null
        at net.minecraft.world.entity.animal.Sheep.customServerAiStep(Sheep.java:135) ~[?:?]
        at net.minecraft.world.entity.Mob.serverAiStep(Mob.java:841) ~[?:?]
        at net.minecraft.world.entity.LivingEntity.aiStep(LivingEntity.java:3154) ~[?:?]
        at net.minecraft.world.entity.Mob.aiStep(Mob.java:621) ~[?:?]
        at net.minecraft.world.entity.AgeableMob.aiStep(AgeableMob.java:154) ~[?:?]
        at net.minecraft.world.entity.animal.Animal.aiStep(Animal.java:59) ~[?:?]
        at net.minecraft.world.entity.animal.Sheep.aiStep(Sheep.java:145) ~[?:?]
        at net.minecraft.world.entity.LivingEntity.tick(LivingEntity.java:2880) ~[?:?]
        at net.minecraft.world.entity.Mob.tick(Mob.java:389) ~[?:?]
        at net.minecraft.server.level.ServerLevel.tickNonPassenger(ServerLevel.java:903) ~[?:?]
        at net.minecraft.world.level.Level.guardEntityTick(Level.java:869) ~[?:?]
        at net.minecraft.server.level.ServerLevel.lambda$tick$5(ServerLevel.java:600) ~[?:?]
        at net.minecraft.world.level.entity.EntityTickList.forEach(EntityTickList.java:54) ~[patched_1.17.1.jar:git-Paper-99]
        at net.minecraft.server.level.ServerLevel.tick(ServerLevel.java:581) ~[?:?]
        at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1553) ~[patched_1.17.1.jar:git-Paper-99]
        at net.minecraft.server.dedicated.DedicatedServer.tickChildren(DedicatedServer.java:479) ~[patched_1.17.1.jar:git-Paper-99]
        at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1406) ~[patched_1.17.1.jar:git-Paper-99]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1188) ~[patched_1.17.1.jar:git-Paper-99]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:316) ~[patched_1.17.1.jar:git-Paper-99]
        at java.lang.Thread.run(Thread.java:831) [?:?]