Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

java.lang.ArrayIndexOutOfBoundsException: 42 at net.minecraft.item.Item$ToolMaterial.func_150995_f(Item.java:1390) at net.minecraft.item.Item$ToolMaterial.getRepairItemStack(Item.java:1413) at net.minecraft.item.ItemSword.func_82789_a(ItemSword.java:104) at vazkii.botania.common.crafting.recipe.RegenIvyRecipe.func_77569_a(RegenIvyRecipe.java:46) at net.minecraft.item.crafting.CraftingManager.func_82787_a(CraftingManager.java:323) at net.minecraft.inventory.ContainerWorkbench.func_75130_a(SourceFile:53) at net.minecraft.inventory.InventoryCrafting.func_70299_a(SourceFile:81) at net.minecraft.inventory.Slot.func_75215_d(Slot.java:77) at net.minecraft.inventory.Container.func_75144_a(SourceFile:222) at net.minecraft.client.multiplayer.PlayerControllerMP.func_78753_a(PlayerControllerMP.java:419) at codechicken.nei.guihook.GuiContainerManager.handleSlotClick(GuiContainerManager.java:504) at net.minecraft.client.gui.inventory.GuiContainer.func_146984_a(GuiContainer.java:638) at net.minecraft.client.gui.inventory.GuiContainer.public_func_146984_a(GuiContainer.java) at codechicken.nei.guihook.DefaultSlotClickHandler.callHandleMouseClick(DefaultSlotClickHandler.java) at codechicken.nei.guihook.DefaultSlotClickHandler.handleSlotClick(DefaultSlotClickHandler.java:17) at codechicken.nei.guihook.GuiContainerManager.handleMouseClick(GuiContainerManager.java:453) at net.minecraft.client.gui.inventory.GuiContainer.managerHandleMouseClick(GuiContainer.java) at net.minecraft.client.gui.inventory.GuiContainer.func_146286_b(GuiContainer.java:607) at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:306) at net.minecraft.client.gui.inventory.GuiContainer.func_146274_d(GuiContainer.java) at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268) at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1628) at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:961) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:887) at net.minecraft.client.main.Main.main(SourceFile:148) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) at net.minecraft.launchwrapper.Launch.main(Launch.java:28)