[01:56:30 WARN]: Exception in thread "WildStacker Stack Thread #2"
[01:56:30 WARN]: org.apache.commons.lang.UnhandledException: Plugin WildStacker v3 Pre-2 generated an exception while executing task 244
at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalArgumentException: The entity-type VILLAGER is not a stackable entity.
at com.bgsoftware.wildstacker.objects.WStackedEntity.of(WStackedEntity.java:647)
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at com.bgsoftware.wildstacker.objects.WStackedEntity.lambda$runStackAsync$7(WStackedEntity.java:263)
at com.bgsoftware.wildstacker.utils.threads.StackService.lambda$execute$0(StackService.java:30)
at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59)
at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
... 3 more