Intervals for some cards stuck on 2 days

[kleinerpirat]

Did you change the deck options recently?

This sounds a bit like this issue:

Strange deadlines appear in my cards with new Anki realise 2.1.44

Exactly! That affects learning cards only. If I click on Hard or Normal or Easy Anki proposes to me 1g - 1g -1g again, again, again, but if I click on Repeat the card starts the normal schedule. It’s like the card being unlocked