Server crash on GCCoreTickHandlerServer

[Tankistodor]

2014-02-14 09:22:09 [INFO] [STDOUT] ---- Minecraft Crash Report ----
2014-02-14 09:22:09 [INFO] [STDOUT] // Would you like a cupcake?
2014-02-14 09:22:09 [INFO] [STDOUT]
2014-02-14 09:22:09 [INFO] [STDOUT] Time: 14.02.14 9:22
2014-02-14 09:22:09 [INFO] [STDOUT] Description: Exception in server tick loop
2014-02-14 09:22:09 [INFO] [STDOUT]
2014-02-14 09:22:09 [INFO] [STDOUT] java.lang.NullPointerException
2014-02-14 09:22:09 [INFO] [STDOUT] at java.util.ArrayList.(ArrayList.java:131)
2014-02-14 09:22:09 [INFO] [STDOUT] at micdoodle8.mods.galacticraft.core.tick.GCCoreTickHandlerServer.tickStart(GCCoreTickHandlerServer.java:50)
2014-02-14 09:22:09 [INFO] [STDOUT] at cpw.mods.fml.common.SingleIntervalHandler.tickStart(SingleIntervalHandler.java:28)
2014-02-14 09:22:09 [INFO] [STDOUT] at cpw.mods.fml.common.FMLCommonHandler.tickStart(FMLCommonHandler.java:122)
2014-02-14 09:22:09 [INFO] [STDOUT] at cpw.mods.fml.common.FMLCommonHandler.onPreWorldTick(FMLCommonHandler.java:295)
[...]
2014-02-14 09:22:09 [INFO] [STDOUT] ---------------------------------------------------------------------------------------

Need to check null in scheduledBlockChanges.get(world.provider.dimensionId) before assign scheduledChanges variable.

[micdoodle8]

Fixed in the latest build, thanks.