Skript Error

2013-02-26 13:29:50 [WARNING] [Skript] Task #11 for Skript v2.0 beta 7 generated an exception
java.lang.NullPointerException
	at ch.njol.skript.SkriptConfig.get(SkriptConfig.java:220)
	at ch.njol.skript.variables.DatabaseStorage.load_i(DatabaseStorage.java:75)
	at ch.njol.skript.variables.VariablesStorage.load(VariablesStorage.java:41)
	at ch.njol.skript.variables.Variables.load(Variables.java:55)
	at ch.njol.skript.Skript$1.run(Skript.java:257)
	at org.bukkit.craftbukkit.v1_4_R1.scheduler.CraftTask.run(CraftTask.java:53)
	at org.bukkit.craftbukkit.v1_4_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:344)
	at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:530)
	at net.minecraft.server.v1_4_R1.DedicatedServer.r(DedicatedServer.java:224)
	at net.minecraft.server.v1_4_R1.MinecraftServer.q(MinecraftServer.java:494)
	at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:427)
	at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)