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[2.0.45] Blueprints that parameterize recipes for Biolabs are only showing a subset of recipes

Posted: Tue Apr 29, 2025 4:46 am
by dreamdenizen
Hi there,

I ran into a weird issue where only a subset of recipes are showing when placing parameterized blueprints using biolabs. I tried rebuilding the blueprints from scratch but ran into the same issue at the end

When trying to set the recipe parameter only the following Biolab recipes appear for selection:
  • Biolab
    Rocket Fuel
    Iron Bacteria
    Copper Bacteria
    Bioflux
    Carbon Fiber
    Pentapod Egg
    Agricultural Science Pack
The following are missing:
  • Heavy Oil Cracking
    Light Oil Cracking
    Yumako Processing
    Jellynut Processing
    Nutrients from Spoilage
    Nutrients from Yumako Mash
    Nutrients from Bioflux
    Iron Bacteria Cultivation
    Copper Bacteria Cultivation
    Rocket Fuel from Jelly
    Biolubricant
    Bioplastic
    Biosulfur
    Burnt Spoilage
    Wood Processing
    Fish Breeding
    Nutrients from Fish
    Nutrients from Biter Egg
This is one of the blueprints demonstrating the issue:


Thank you in advance for taking a look at this, and for making such a wonderful game! ❤️

Re: [2.0.45] Blueprints that parameterize recipes for Biolabs are only showing a subset of recipes

Posted: Wed May 06, 2026 2:20 pm
by boskid
I am going to classify this as Not a bug.

Recipes you get are all ones where recipe name and item name are equal, and all recipes that are hidden are ones where recipe name is different than item name. Your blueprint contains parameter-0 as a biochamber's recipe, but it is also used as inserter filter (item filter) and on requester/buffer chests. This creates ambiguity because what you want to achieve is to effectively have parameter-0 in some places to work as a recipe, and in some places to work as product-of a recipe. This is clearly visible when looking at the "Yumako processing" recipe that you included on the list: this recipe has 2 products and yet inserters that move items towards a recycler are only given parameter-0.

This being not a bug puts a slightly higher pressure on suggestions like 132068