[15:16:57] [Server thread/WARN] []: java.lang.NoSuchMethodError: net.minecraft.world.gen.ChunkProviderServer.getChunkAt(IILjava/lang/Runnable;Z)Lnet/minecraft/world/chunk/Chunk;
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.bukkit.v1_12.BukkitQueue_1_12.loadChunk(BukkitQueue_1_12.java:182)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.bukkit.v1_12.BukkitQueue_1_12.loadChunk(BukkitQueue_1_12.java:51)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.example.MappedFaweQueue$1.run(MappedFaweQueue.java:64)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.example.MappedFaweQueue$1.run(MappedFaweQueue.java:56)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.object.RunnableVal.run(RunnableVal.java:18)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.util.TaskManager$3.run(TaskManager.java:348)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.util.TaskManager$3.run(TaskManager.java:344)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.object.RunnableVal.run(RunnableVal.java:18)
[15:16:57] [Server thread/WARN] []: at com.boydti.fawe.util.SetQueue$1.run(SetQueue.java:124)
[15:16:57] [Server thread/WARN] []: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:76)
[15:16:57] [Server thread/WARN] []: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:361)
[15:16:57] [Server thread/WARN] []: at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:831)
[15:16:57] [Server thread/WARN] []: at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:472)
[15:16:57] [Server thread/WARN] []: at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:776)
[15:16:57] [Server thread/WARN] []: at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:630)
[15:16:57] [Server thread/WARN] []: at java.lang.Thread.run(Thread.java:748)