we error

[16:55:08] [Server thread/ERROR]: An unexpected error while handling a WorldEdit command
java.lang.NoSuchMethodError: net.minecraft.server.v1_14_R1.IBlockState.d()Ljava/util/Collection;
at com.sk89q.worldedit.bukkit.adapter.impl.Spigot_v1_14_R2.getProperties(Spigot_v1_14_R2.java:408) ~[?:?]
at com.sk89q.worldedit.bukkit.BukkitBlockRegistry.getProperties(BukkitBlockRegistry.java:53) ~[?:?]
at com.sk89q.worldedit.world.block.BlockType.lambda$getPropertyMap$1(BlockType.java:121) ~[?:?]
at com.sk89q.worldedit.world.block.BlockType.updateField(BlockType.java:74) ~[?:?]
at com.sk89q.worldedit.world.block.BlockType.getPropertyMap(BlockType.java:120) ~[?:?]
at com.sk89q.worldedit.extension.factory.parser.DefaultBlockParser.parseProperties(DefaultBlockParser.java:172) ~[?:?]
at com.sk89q.worldedit.extension.factory.parser.DefaultBlockParser.parseLogic(DefaultBlockParser.java:315) ~[?:?]
at com.sk89q.worldedit.extension.factory.parser.DefaultBlockParser.parseFromInput(DefaultBlockParser.java:89) ~[?:?]
at com.sk89q.worldedit.extension.factory.parser.DefaultBlockParser.parseFromInput(DefaultBlockParser.java:62) ~[?:?]
at com.sk89q.worldedit.internal.registry.AbstractFactory.parseFromInput(AbstractFactory.java:73) ~[?:?]
at org.primesoft.asyncworldedit.worldedit.extension.factory.ExtendedBlockFactory.parseFromInput(ExtendedBlockFactory.java:98) ~[?:?]
at org.primesoft.asyncworldedit.worldedit.extension.factory.ExtendedBlockFactory.parseFromInput(ExtendedBlockFactory.java:75) ~[?:?]
at com.sk89q.worldedit.bukkit.BukkitAdapter$1.apply(BukkitAdapter.java:391) ~[?:?]
at com.sk89q.worldedit.bukkit.BukkitAdapter$1.apply(BukkitAdapter.java:386) ~[?:?]
at java.util.HashMap.computeIfAbsent(HashMap.java:1127) ~[?:1.8.0_191]
at com.sk89q.worldedit.bukkit.BukkitAdapter.adapt(BukkitAdapter.java:386) ~[?:?]
at com.sk89q.worldedit.bukkit.adapter.impl.Spigot_v1_14_R2.getBlock(Spigot_v1_14_R2.java:233) ~[?:?]
at com.sk89q.worldedit.bukkit.BukkitWorld.getBlock(BukkitWorld.java:427) ~[?:?]
at com.sk89q.worldedit.extension.platform.AbstractPlayerActor.passThroughForwardWall(AbstractPlayerActor.java:414) ~[?:?]
at com.sk89q.worldedit.command.NavigationCommands.thru(NavigationCommands.java:142) ~[?:?]
at com.sk89q.worldedit.command.NavigationCommandsRegistration.thru(NavigationCommandsRegistration.java:228) ~[?:?]
at org.enginehub.piston.CommandManager.execute(CommandManager.java:158) ~[?:?]
at com.sk89q.worldedit.extension.platform.PlatformCommandManager.handleCommand(PlatformCommandManager.java:471) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_191]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_191]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_191]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_191]
at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodEventHandler.java:58) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.nonwrapped_dispatch(EventBus.java:193) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.nonwrapped_post(EventBus.java:181) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java) ~[?:?]
at com.sk89q.worldedit.bukkit.WorldEditPlugin.onCommand(WorldEditPlugin.java:338) ~[?:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginCommand.java:55) ~[?:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:149) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at org.bukkit.craftbukkit.v1_14_R1.CraftServer.dispatchCommand(CraftServer.java:710) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnection.handleCommand(PlayerConnection.java:1641) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1481) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(PacketPlayInChat.java:47) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:19) ~[minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFile:144) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFile:118) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java:910) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:903) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeAll(SourceFile:103) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftServer.java:886) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:820) [minecraft_server.jar:git-Spigot-9de398a-9c887d4]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]