logs

[00:42:13] [Server thread/ERROR] [com.sk89q.worldedit.extension.platform.PlatformCommandManager/]: An unexpected error while handling a WorldEdit command
java.lang.NullPointerException: null
at com.sk89q.worldedit.bukkit.adapter.impl.Spigot_v1_16_R3.getFullBlock(Spigot_v1_16_R3.java:372) ~[?:?]
at com.sk89q.worldedit.bukkit.BukkitWorld.getFullBlock(BukkitWorld.java:489) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.world.WatchdogTickingExtent.getFullBlock(WatchdogTickingExtent.java:108) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.cache.LastAccessExtentCache.getFullBlock(LastAccessExtentCache.java:66) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractBufferingExtent.getFullBlock(AbstractBufferingExtent.java:68) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.AbstractBufferingExtent.getFullBlock(AbstractBufferingExtent.java:68) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.world.WatchdogTickingExtent.getFullBlock(WatchdogTickingExtent.java:108) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.getFullBlock(AbstractDelegateExtent.java:73) ~[?:?]
at com.sk89q.worldedit.extent.ChangeSetExtent.setBlock(ChangeSetExtent.java:64) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.setBlock(AbstractDelegateExtent.java:78) ~[?:?]
at com.sk89q.worldedit.extent.MaskingExtent.setBlock(MaskingExtent.java:69) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.setBlock(AbstractDelegateExtent.java:78) ~[?:?]
at com.sk89q.worldedit.extent.validation.BlockChangeLimiter.setBlock(BlockChangeLimiter.java:87) ~[?:?]
at com.sk89q.worldedit.extent.AbstractDelegateExtent.setBlock(AbstractDelegateExtent.java:78) ~[?:?]
at com.sk89q.worldedit.extent.validation.DataValidatorExtent.setBlock(DataValidatorExtent.java:64) ~[?:?]
at com.sk89q.worldedit.EditSession.setBlock(EditSession.java:737) ~[?:?]
at com.sk89q.worldedit.EditSession.setBlock(EditSession.java:780) ~[?:?]
at com.sk89q.worldedit.function.block.ExtentBlockCopy.apply(ExtentBlockCopy.java:79) ~[?:?]
at com.sk89q.worldedit.function.RegionMaskingFilter.apply(RegionMaskingFilter.java:53) ~[?:?]
at com.sk89q.worldedit.function.visitor.RegionVisitor.resume(RegionVisitor.java:60) ~[?:?]
at com.sk89q.worldedit.function.operation.DelegateOperation.resume(DelegateOperation.java:52) ~[?:?]
at com.sk89q.worldedit.function.operation.Operations.completeLegacy(Operations.java:55) ~[?:?]
at com.sk89q.worldedit.command.ClipboardCommands.paste(ClipboardCommands.java:183) ~[?:?]
at com.sk89q.worldedit.command.ClipboardCommandsRegistration.cmd$_paste(ClipboardCommandsRegistration.java:260) ~[?:?]
at org.enginehub.piston.CommandManager.execute(CommandManager.java:157) ~[?:?]
at com.sk89q.worldedit.extension.platform.PlatformCommandManager.handleCommand(PlatformCommandManager.java:497) ~[?:?]
at com.sk89q.worldedit.util.eventbus.MethodHandleEventHandler.dispatch(MethodHandleEventHandler.java:51) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java:193) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java:181) ~[?:?]
at com.sk89q.worldedit.bukkit.WorldEditPlugin.onCommand(WorldEditPlugin.java:383) ~[?:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginCommand.java:55) ~[?:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:171) ~[forge:?]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchCommand(CraftServer.java:775) ~[forge:7e29f765-296df566-9fb885e8]
at net.minecraft.network.play.ServerPlayNetHandler.func_147361_d(ServerPlayNetHandler.java:1833) ~[?:?]
at net.minecraft.network.play.ServerPlayNetHandler.func_147354_a(ServerPlayNetHandler.java:1668) ~[?:?]
at net.minecraft.network.play.client.CChatMessagePacket.func_148833_a(CChatMessagePacket.java:39) ~[?:?]
at net.minecraft.network.play.client.CChatMessagePacket.func_148833_a(CChatMessagePacket.java:10) ~[?:?]
at net.minecraft.network.PacketThreadUtil.lambda$ensureRunningOnSameThread$0(PacketThreadUtil.java:26) ~[?:?]
at net.minecraft.util.concurrent.TickDelayedTask.run(SourceFile:18) ~[?:?]
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213166_h(ThreadTaskExecutor.java:153) ~[?:?]
at net.minecraft.util.concurrent.RecursiveEventLoop.func_213166_h(SourceFile:23) ~[?:?]
at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:939) ~[?:?]
at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:176) ~[?:?]
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213168_p(ThreadTaskExecutor.java:126) ~[?:?]
at net.minecraft.server.MinecraftServer.func_213205_aW(MinecraftServer.java:922) ~[?:?]
at net.minecraft.server.MinecraftServer.func_213168_p(MinecraftServer.java:916) ~[?:?]
at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213161_c(ThreadTaskExecutor.java:136) ~[?:?]
at net.minecraft.server.MinecraftServer.func_213202_o(MinecraftServer.java:902) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:822) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:269) ~[?:?]
at java.lang.Thread.run(Thread.java:829) ~[?:?]