Général Jeux Vidéo

Voila le crash report: (j'espère que vous pourrez m'aider)
SpoilAfficherMasquer[09:01:34 ERROR]: Could not pass event PlayerJoinEvent to SuperHub v1.0
org.bukkit.event.EventException: null
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerList.onPlayerJoin(PlayerList.java:327) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerList.a(PlayerList.java:147) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.LoginListener.b(LoginListener.java:121) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.LoginListener.tick(LoginListener.java:53) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.NetworkManager.a(NetworkManager.java:221) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.ServerConnection.c(SourceFile:171) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:909) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:382) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:791) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:694) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_201]
Caused by: java.lang.NullPointerException
at fr.hazcraft.superhub.Events.onConnection(Events.java:42) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_201]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_201]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_201]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:299) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
... 14 more
[09:01:37 INFO]: minecraftien300[/10.0.2.180:49760] logged in with entity id 283 at ([world]275.09791466666394, 92.61720964445047, 181.8814055716554)
[09:01:37 WARN]: Can't keep up! Is the server overloaded? Running 3142ms or 62 ticks behind
[09:01:37 WARN]: [AuthMe] Error getting message with key 'login_msg'. Please update your config file 'messages_en.yml' (or run /authme messages)
[09:01:37 WARN]: [AuthMe] Error getting message with key 'timeout'. Please update your config file 'messages_en.yml' (or run /authme messages)
[09:01:41 ERROR]: Encountered an unexpected exception
net.minecraft.server.v1_13_R2.ReportedException: Exception generating new chunk
at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:889) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:382) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:791) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:694) [craftbukkit.jar:git-Bukkit-a5b9c7b]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_201]
Caused by: java.util.concurrent.CompletionException: java.lang.NoSuchFieldError: SWAMPLAND
at java.util.concurrent.CompletableFuture.encodeThrowable(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.completeThrowable(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.uniApply(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.uniApplyStage(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.thenApply(Unknown Source) ~[?:1.8.0_201]
at net.minecraft.server.v1_13_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:111) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerChunk.a(SourceFile:87) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerChunkMap.flush(PlayerChunkMap.java:132) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.WorldServer.doTick(WorldServer.java:282) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:885) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
... 4 more
Caused by: java.lang.NoSuchFieldError: SWAMPLAND
at com.ryanmichela.trees.TreePopulator.isAcceptableBiome(TreePopulator.java:47) ~[?:?]
at com.ryanmichela.trees.TreePopulator.populate(TreePopulator.java:33) ~[?:?]
at net.minecraft.server.v1_13_R2.Chunk.addEntities(Chunk.java:831) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_201]
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:1466) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.postToMainThread(MinecraftServer.java:1475) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.ChunkProviderServer.a(ChunkProviderServer.java:199) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at java.util.concurrent.CompletableFuture.uniApply(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.uniApplyStage(Unknown Source) ~[?:1.8.0_201]
at java.util.concurrent.CompletableFuture.thenApply(Unknown Source) ~[?:1.8.0_201]
at net.minecraft.server.v1_13_R2.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:111) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerChunk.a(SourceFile:87) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.PlayerChunkMap.flush(PlayerChunkMap.java:132) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.WorldServer.doTick(WorldServer.java:282) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:885) ~[craftbukkit.jar:git-Bukkit-a5b9c7b]
... 4 more
[09:01:41 ERROR]: This crash report has been saved to: C:\Users\user\Desktop\test\.\crash-reports\crash-2019-04-20_09.01.41-server.txt
[09:01:41 INFO]: Stopping server