Crafting in Stove / Improved Stove never starts

queue for crafting but the crafting queue never starts

place items in stove/improved stove, select crafted item to craft, select qualtity. Items appear in crafting queue but the queue never starts.

Have you placed a fuel (wood, coal - etc) for cooking into stove?

Press the “Play/Start” Button

I hadnt added fuel… Duh … thank you…