xbox one stellaris - What makes a game ineligible for achievements

I have played 3 full (disastrous) games of Stellaris so far but all of them were using a custom race and galaxy generation stats. Now I want to play for achievements, and every time I go to start a

Stellaris: Console Edition DD#29 - Quality of Life Improvements

why aren't I getting any achievements? : r/Stellaris

I SUCK at this game, and it's starting to get draining. : r/Stellaris

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Stellaris achievement with mods enabler 3.0.2 : r/Stellaris

Console Edition Development Diary #38 - QoL & Console-Unique Improvements

UPDATE: Xbox Game Pass 10,000 Points in 10 Days Quest is Limited to 20 Titles

Eligible for achievements cannot be trusted : r/Stellaris

R-Type Final 2 - Ace Pilot Special Training Pack II on Steam

Eligible for achievements cannot be trusted : r/Stellaris

Best open world games like Starfield you should play - Dexerto