Error executing task on Server
[04:03:30 WARN]: java.lang.NullPointerException
[04:03:30 WARN]:        at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:770)
[04:03:30 WARN]:        at com.google.common.collect.Lists$TransformingSequentialList.<init>(Lists.java:576)
[04:03:30 WARN]:        at com.google.common.collect.Lists.transform(Lists.java:560)
[04:03:30 WARN]:        at org.bukkit.craftbukkit.v1_16_R3.event.CraftEventFactory.handleBlockDropItemEvent(CraftEventFactory.java:393)
[04:03:30 WARN]:        at net.minecraft.server.management.PlayerInteractionManager.func_180237_b(PlayerInteractionManager.java:331)
[04:03:30 WARN]:        at net.minecraft.server.management.PlayerInteractionManager.func_229860_a_(PlayerInteractionManager.java:287)
[04:03:30 WARN]:        at net.minecraft.server.management.PlayerInteractionManager.func_225416_a(PlayerInteractionManager.java:257)
[04:03:30 WARN]:        at net.minecraft.network.play.ServerPlayNetHandler.func_147345_a(ServerPlayNetHandler.java:1364)
[04:03:30 WARN]:        at net.minecraft.network.play.client.CPlayerDiggingPacket.func_148833_a(SourceFile:40)
[04:03:30 WARN]:        at net.minecraft.network.play.client.CPlayerDiggingPacket.func_148833_a(SourceFile:10)
[04:03:30 WARN]:        at net.minecraft.network.PacketThreadUtil.lambda$ensureRunningOnSameThread$0(PacketThreadUtil.java:26)
[04:03:30 WARN]:        at net.minecraft.util.concurrent.TickDelayedTask.run(SourceFile:18)
[04:03:30 WARN]:        at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213166_h(ThreadTaskExecutor.java:153)
[04:03:30 WARN]:        at net.minecraft.util.concurrent.RecursiveEventLoop.func_213166_h(SourceFile:23)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:938)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:175)
[04:03:30 WARN]:        at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213168_p(ThreadTaskExecutor.java:126)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_213205_aW(MinecraftServer.java:921)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_213168_p(MinecraftServer.java:915)
[04:03:30 WARN]:        at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213161_c(ThreadTaskExecutor.java:136)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_213202_o(MinecraftServer.java:901)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:821)
[04:03:30 WARN]:        at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:268)
[04:03:30 WARN]:        at java.base/java.lang.Thread.run(Thread.java:829)

每次都会重复几次这个

上传插件列表

(返回死亡地点)BackToBody-3.2-shaded.jar
[创世神]worldedit.jar
[加入提示]joinleavemessages.jar
[家]sethome.jar
[聊天格式]ChatFormat.jar
[前置]ProtocolLib.jar
[权限]LightPerms.jar
[拓展视距]FartherViewDistance.jar
[优化]NoSpawnChunks.jar
[TPA传送]SimpleTpa.jar
这几个服务端是1.16.5的墨端

还发现了挖方块也提示这个报错

传一下NoSpawnChunks

第一次发帖问不太懂，是文件传给你还是？