LWC - Crash

[16:13:28] [Craft Scheduler Thread - 8/INFO]: [LWC] [LWC] The updater ran into a minor issue: http://update.griefcraft.com/lwc/branch/stable/LATEST
[16:13:28] [Craft Scheduler Thread - 8/INFO]: [LWC] [LWC] This can probably be ignored.
[16:13:28] [Craft Scheduler Thread - 8/WARN]: Exception in thread "Craft Scheduler Thread - 8"
[16:13:28] [Craft Scheduler Thread - 8/WARN]: org.apache.commons.lang.UnhandledException: Plugin LWC v4.4.0 (b881) (July 11, 2013) generated an exception while executing task 4
	at org.bukkit.craftbukkit.v1_7_R2.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:724)
Caused by: java.lang.NullPointerException
	at com.griefcraft.util.Updater$1.run(Updater.java:81)
	at org.bukkit.craftbukkit.v1_7_R2.scheduler.CraftTask.run(CraftTask.java:58)
	at org.bukkit.craftbukkit.v1_7_R2.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
	... 3 more