Port of the 248k mod by PreLeyZero from 1.1 to Factorio 2.0. May have compatibility issues with other mods.
Large total conversion mods.
Transportation of the player, be it vehicles or teleporters.
Related to roboports and logistic robots.
Furnaces, assembling machines, production chains.
Changes to power production and distribution.
Black Hole generator not work, even if put more than 100 stabilizers and 1000 other matter into the generator
Are you using any other mod?
Can you give me more information about your save file and the circumstances?