Sorry wrong forum. Moved to bug reports.

I have several assembler which use setRecipe and are controlled by an arithmetic and a constant combinator. They are all similar, first they create the missing items and then the wanted product itself. The assembler which act as expected are marked with a check mark.

But as soon as I use a product ...

Every time I use setRecipe at an assembler where a pipe is needed it fails.

I encountered this problem for pumpjacks and for pumps. The recipe is set correctly from outside, the construction of the item starts but when the first pipe is loaded in the assembler, the construction gets canceled and ...