[15:50:35] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'rc' in plugin RegionBlocker v1.0
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[paper-api-1.20.2-R0.1-SNAPSHOT.jar:?]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:155) ~[paper-api-1.20.2-R0.1-SNAPSHOT.jar:?]
	at org.bukkit.craftbukkit.v1_20_R2.CraftServer.dispatchCommand(CraftServer.java:989) ~[paper-1.20.2.jar:git-Paper-280]
	at org.bukkit.craftbukkit.v1_20_R2.command.BukkitCommandWrapper.run(BukkitCommandWrapper.java:64) ~[paper-1.20.2.jar:git-Paper-280]
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:265) ~[paper-1.20.2.jar:?]
	at net.minecraft.commands.Commands.performCommand(Commands.java:330) ~[?:?]
	at net.minecraft.commands.Commands.performCommand(Commands.java:314) ~[?:?]
	at net.minecraft.server.network.ServerGamePacketListenerImpl.performChatCommand(ServerGamePacketListenerImpl.java:2207) ~[?:?]
	at net.minecraft.server.network.ServerGamePacketListenerImpl.lambda$handleChatCommand$19(ServerGamePacketListenerImpl.java:2167) ~[?:?]
	at net.minecraft.util.thread.BlockableEventLoop.lambda$submitAsync$0(BlockableEventLoop.java:59) ~[?:?]
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?]
	at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:153) ~[?:?]
	at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24) ~[?:?]
	at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1324) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:193) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:126) ~[?:?]
	at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1301) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1294) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:136) ~[?:?]
	at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1272) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1160) ~[paper-1.20.2.jar:git-Paper-280]
	at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:315) ~[paper-1.20.2.jar:git-Paper-280]
	at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: java.lang.ClassCastException: class org.bukkit.craftbukkit.v1_20_R2.CraftWorld cannot be cast to class com.sk89q.worldedit.world.World (org.bukkit.craftbukkit.v1_20_R2.CraftWorld is in unnamed module of loader java.net.URLClassLoader @5c29bfd; com.sk89q.worldedit.world.World is in unnamed module of loader 'worldedit-bukkit-7.2.17.jar' @228e5f36)
	at dev.flexibyte.regionblocker.Utils.doesRegionExist(Utils.java:50) ~[RegionBlocker-1.0.jar:?]
	at dev.flexibyte.regionblocker.RegionBlocker.onCommand(RegionBlocker.java:95) ~[RegionBlocker-1.0.jar:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[paper-api-1.20.2-R0.1-SNAPSHOT.jar:?]
	... 23 more