[00:51:55 INFO]: Environment: authHost='https://authserver.mojang.com', accountsHost='https://api.mojang.com', sessionHost='https://sessionserver.mojang.com', servicesHost='https://api.minecraftservices.com', name='PROD'

[00:51:56 INFO]: Loaded 7 recipes

[00:51:58 INFO]: Starting minecraft server version 1.18.2

[00:51:58 INFO]: Loading properties

[00:51:58 INFO]: This server is running Paper version git-Paper-341 (MC: 1.18.2) (Implementing API version 1.18.2-R0.1-SNAPSHOT) (Git: fc1752f)

[00:51:58 INFO]: Using 4 threads for Netty based IO

[00:51:58 INFO]: Server Ping Player Sample Count: 12

[00:51:58 INFO]: Default game type: SURVIVAL

[00:51:58 INFO]: Generating keypair

[00:51:58 INFO]: Starting Minecraft server on 121.178.254.159:25565

[00:51:58 INFO]: Using default channel type

[00:51:58 INFO]: Paper: Using Java 11 compression from Velocity.

[00:51:58 INFO]: Paper: Using Java cipher from Velocity.

[00:51:58 INFO]: Server permissions file permissions.yml is empty, ignoring it

[00:51:58 INFO]: Preparing level "world"

[00:51:59 INFO]: Preparing start region for dimension minecraft:overworld

[00:52:00 INFO]: Time elapsed: 234 ms

[00:52:00 INFO]: Preparing start region for dimension minecraft:the_nether

[00:52:00 INFO]: Time elapsed: 107 ms

[00:52:00 INFO]: Preparing start region for dimension minecraft:the_end

[00:52:00 INFO]: Time elapsed: 67 ms

[00:52:00 INFO]: Starting GS4 status listener

[00:52:00 INFO]: Thread Query Listener started

[00:52:00 INFO]: Query running on 121.178.254.159:25565

[00:52:00 INFO]: Running delayed init tasks

[00:52:00 INFO]: Done (2.090s)! For help, type "help"

[00:52:00 INFO]: Timings Reset

[00:52:05 INFO]: UUID of player CheonSang2 is 4b8a5dfd-ec88-41f3-bbca-fd5639e1ae50

[00:52:05 INFO]: eCheonSang2 joined the game

[00:52:05 INFO]: CheonSang2[/121.178.254.159:54714] logged in with entity id 219 at ([world]8.5, 70.0, 3.5)

[00:52:05 ERROR]: Couldn't register custom payload

java.lang.IllegalStateException: Cannot register channel 'create_confectionery:create_confectionery'. Too many channels registered!

    at com.google.common.base.Preconditions.checkState(Preconditions.java:590) ~[guava-31.0.1-jre.jar:?]

    at org.bukkit.craftbukkit.v1_18_R2.entity.CraftPlayer.addChannel(CraftPlayer.java:1940) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.server.network.ServerGamePacketListenerImpl.handleCustomPayload(ServerGamePacketListenerImpl.java:3195) ~[?:?]

    at net.minecraft.network.protocol.game.ServerboundCustomPayloadPacket.handle(ServerboundCustomPayloadPacket.java:37) ~[?:?]

    at net.minecraft.network.protocol.game.ServerboundCustomPayloadPacket.handle(ServerboundCustomPayloadPacket.java:15) ~[?:?]

    at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$1(PacketUtils.java:51) ~[?:?]

    at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.18.2.jar:git-Paper-341]

    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:1399) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:188) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:126) ~[?:?]

    at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1376) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1369) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:136) ~[?:?]

    at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1447) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1225) ~[paper-1.18.2.jar:git-Paper-341]

    at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:315) ~[paper-1.18.2.jar:git-Paper-341]

    at java.lang.Thread.run(Thread.java:833) ~[?:?]

[00:52:05 INFO]: CheonSang2 lost connection: Invalid payload REGISTER!

[00:52:05 INFO]: eCheonSang2 left the game

하라는대로 포트포워딩하고 DMZ활성하구.... 도메인에 아이피등록까지했는데 왜이럴까요..

인/아웃바운드 설정까지다하고 혹시몰라서 방화벽까지 껐는데도 이러네요 ㅜㅜ