> [16:04:02] [Server thread/WARN]: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_14_R1.block.CraftBlockState cannot be cast to org.bukkit.block.CreatureSpawner
> [16:04:02] [Server thread/WARN]: at com.songoda.ultimatestacker.spawner.SpawnerStack.setAmount(SpawnerStack.java:27)
> [16:04:02] [Server thread/WARN]: at com.songoda.ultimatestacker.spawner.SpawnerStack.<init>(SpawnerStack.java:13)
> [16:04:02] [Server thread/WARN]: at com.songoda.ultimatestacker.UltimateStacker.lambda$onEnable$1(UltimateStacker.java:170)
> [16:04:02] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_14_R1.scheduler.CraftTask.run(CraftTask.java:81)
> [16:04:02] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_14_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:391)
> [16:04:02] [Server thread/WARN]: at net.minecraft.server.v1_14_R1.MinecraftServer.b(MinecraftServer.java:989)
> [16:04:02] [Server thread/WARN]: at net.minecraft.server.v1_14_R1.DedicatedServer.b(DedicatedServer.java:396)
> [16:04:02] [Server thread/WARN]: at net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:937)
> [16:04:02] [Server thread/WARN]: at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:789)
> [16:04:02] [Server thread/WARN]: at java.lang.Thread.run(Thread.java:748)