that I should not be crafted, it crash
---- Minecraft Crash Report ----
// Ouch. That hurt :(

Time: 18.07.16 6:08
Description: Updating screen events

java.lang.NullPointerException: Updating screen events
at net.minecraft.item.crafting.ShapelessRecipes.func_77569_a(SourceFile:36)
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:157)
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:590)
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:1640)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Stacktrace:
at net.minecraft.item.crafting.ShapelessRecipes.func_77569_a(SourceFile:36)
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:157)
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:590)
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)

-- Affected screen --
Details:
Screen name: net.minecraft.client.gui.inventory.GuiCrafting

full log: http://pastebin.com/tPzYqPZf

This repository is no longer maintained. Besides that, that error doesn't look like it's related to botania at all.