[12:54:42] [Craft Scheduler Thread - 9/WARN]: Exception in thread "Craft Scheduler Thread - 9"
[12:54:42] [Craft Scheduler Thread - 9/WARN]: org.apache.commons.lang.UnhandledException: Plugin Dynmap-Essentials v0.80 generated an exception while executing task 48
	at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()[Lorg/bukkit/entity/Player;
	at org.dynmap.essentials.MetricsLite.postPlugin(MetricsLite.java:273)
	at org.dynmap.essentials.MetricsLite.access$300(MetricsLite.java:50)
	at org.dynmap.essentials.MetricsLite$1.run(MetricsLite.java:165)
	at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftTask.run(CraftTask.java:71)
	at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
	... 3 more