2013-04-23 21:52:07 [INFO] [STDERR] t: Updating screen events
2013-04-23 21:52:07 [INFO] [STDERR] at net.minecraft.client.Minecraft.l(Minecraft.java:1520)
2013-04-23 21:52:07 [INFO] [STDERR] at net.minecraft.client.Minecraft.J(Minecraft.java:848)
2013-04-23 21:52:07 [INFO] [STDERR] at net.minecraft.client.Minecraft.run(Minecraft.java:773)
2013-04-23 21:52:07 [INFO] [STDERR] at java.lang.Thread.run(Unknown Source)
2013-04-23 21:52:07 [INFO] [STDERR] Caused by: java.lang.NullPointerException
2013-04-23 21:52:07 [INFO] [STDERR] at tinker.tconstruct.tools.ToolCore.a(ToolCore.java:454)
2013-04-23 21:52:07 [INFO] [STDERR] at tj.a(CreativeTabs.java:184)
2013-04-23 21:52:07 [INFO] [STDERR] at avs.b(GuiContainerCreative.java:428)
2013-04-23 21:52:07 [INFO] [STDERR] at avs.a(GuiContainerCreative.java:399)
2013-04-23 21:52:07 [INFO] [STDERR] at aul.d(SourceFile:127)
2013-04-23 21:52:07 [INFO] [STDERR] at avf.d(GuiContainer.java:743)
2013-04-23 21:52:07 [INFO] [STDERR] at avs.d(GuiContainerCreative.java:516)
2013-04-23 21:52:07 [INFO] [STDERR] at aul.m(SourceFile:111)
2013-04-23 21:52:07 [INFO] [STDERR] at net.minecraft.client.Minecraft.l(Minecraft.java:1513)
2013-04-23 21:52:07 [INFO] [STDERR] ... 3 more