Whenever I try to use the mouse wheel to scroll overclocker upgrades out or a machine, I get this crash:
java.lang.NullPointerException
at ic2.common.SlotCustom.a(SlotCustom.java:27)
at codechicken.nei.FastTransferManger.transferItem(FastTransferManger.java:211)
at codechicken.nei.NEIController.onMouseWheel(NEIController.java:499)
at gb.f(GuiContainer.java:429)
at vp.i(SourceFile:110)
at gb.i(GuiContainer.java:419)
at net.minecraft.client.Minecraft.k(Minecraft.java:1567)
at net.minecraft.client.Minecraft.x(Minecraft.java:822)
at net.minecraft.client.Minecraft.run(Minecraft.java:750)
at java.lang.Thread.run(Unknown Source)
It isn't a huge bug, but I just thought I would put it on the forum to be helpful.