my worldpainter map keeps crashing my server..

[kavper_]

hey , i just made a worldpainter map for a rpg am making , and everytime i try to join the world it keeps crashing..






[14:35:21] [Server thread/INFO]: Preparing start region for dimension minecraft:overworld
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]: java.lang.RuntimeException: Server attempted to load chunk saved with newer version of minecraft! 2586 > 2584
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]:     at net.minecraft.server.v1_16_R3.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:67)
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]:     at com.destroystokyo.paper.io.chunk.ChunkLoadTask.executeTask(ChunkLoadTask.java:114)
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]:     at com.destroystokyo.paper.io.chunk.ChunkLoadTask.run(ChunkLoadTask.java:39)
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]:     at com.destroystokyo.paper.io.QueueExecutorThread.pollTasks(QueueExecutorThread.java:105)
[14:35:21] [Paper Async Chunk Task Thread #0/WARN]:     at com.destroystokyo.paper.io.QueueExecutorThread.run(QueueExecutorThread.java:38)
[14:35:22] [Server thread/INFO]: Loaded 0 spawn chunks for world ul_nowy
[14:35:22] [Server thread/INFO]: Time elapsed: 232 ms
[14:35:22] [Server thread/INFO]: Preparing start region for dimension minecraft:the_end
[14:35:22] [Server thread/INFO]: Loaded 0 spawn chunks for world ul_nowy_the_end
[14:35:22] [Server thread/INFO]: Time elapsed: 105 ms
[14:35:22] [Thread-2/INFO]: Stopping main thread (Ignore any thread death message you see! - DO NOT REPORT THREAD DEATH TO PAPER)
[14:35:22] [Server thread/ERROR]: Main thread terminated by WatchDog due to hard crash
java.lang.ThreadDeath: null
    at java.lang.Thread.stop(Thread.java:853) [?:1.8.0_212]
    at net.minecraft.server.v1_16_R3.MinecraftServer.stop(MinecraftServer.java:753) ~[server.jar:git-Paper-"36d7de3"]
    at net.minecraft.server.v1_16_R3.DedicatedServer.stop(DedicatedServer.java:704) ~[server.jar:git-Paper-"36d7de3"]
    at net.minecraft.server.v1_16_R3.MinecraftServer.close(MinecraftServer.java:727) ~[server.jar:git-Paper-"36d7de3"]
    at org.bukkit.craftbukkit.v1_16_R3.util.ServerShutdownThread.run(ServerShutdownThread.java:28) ~[server.jar:git-Paper-"36d7de3"]
[14:35:22] [Thread-2/INFO]: Stopping server
[14:35:22] [Thread-2/INFO]: Unregistering com.sk89q.worldedit.bukkit.BukkitServerInterface from WorldEdit
[14:35:23] [Thread-2/INFO]: Saving players
[14:35:23] [Thread-2/INFO]: Saving worlds
[14:35:23] [Thread-2/INFO]: Saving chunks for level 'ServerLevel[ul_nowy]'/minecraft:overworld

[Lazukin]

Hello! 

i have the same problem. try changing paper version or desable plugins folder and restart