Сервер майнкрафт. Сам перезагружается. Что делать?

Лог сервера (если надо):
at net.minecraft.server.v1_12_R1.Chunk.loadNearby(Chunk.java:935) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.ChunkProviderServer.originalGetChunkAt(ChunkProviderServer.java:173) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:140) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.PlayerChunk.a(PlayerChunk.java:112) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.PlayerChunkMap.flush(PlayerChunkMap.java:169) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.WorldServer.doTick(WorldServer.java:317) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:801) ~[server.jar: git-Spigot-3d850ec-809c399]
… 4 more
[20:02:09] [Server thread/ERROR]: Cause of unexpected exception was
java.lang.NoSuchFieldError: COLD_TAIGA
at com.ryanmichela.trees.TreePopulator.isAcceptableBiome(TreePopulator.java:47) ~[?:?]
at com.ryanmichela.trees.TreePopulator.populate(TreePopulator.java:33) ~[?:?]
at net.minecraft.server.v1_12_R1.Chunk.a(Chunk.java:979) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.Chunk.loadNearby(Chunk.java:935) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.ChunkProviderServer.originalGetChunkAt(ChunkProviderServer.java:173) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.ChunkProviderServer.getChunkAt(ChunkProviderServer.java:140) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.PlayerChunk.a(PlayerChunk.java:112) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.PlayerChunkMap.flush(PlayerChunkMap.java:169) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.WorldServer.doTick(WorldServer.java:317) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:801) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) ~[server.jar: git-Spigot-3d850ec-809c399]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [server.jar: git-Spigot-3d850ec-809c399]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
[20:02:09] [Server thread/ERROR]: This crash report has been saved to: /home/container/./crash-reports/crash-2020-02-26_20.02.09-server.txt
[20:02:09] [Server thread/INFO]: Stopping server
Дополнено (1). я дал всю информацию которую смог. Дальше mail просто не позволяет печатать весь лог. Написал только самое главное. Весь лог дам в другом месте.

Мало информации

Краш-лог скинь на pastebin