Airsack in egg failure

[Fraza]

So finchie has had her break and now I have have her a black cheek Male but still kept her in the cage
She has a diet of : mixed seeds, oyster shell , cuttlebone,egg powder, daily green veg

And she has laid her two eggs but yet again like always she has got the airsack with bubbles or just mist placed airsack problem again what is it caused by

She’s only been with one Male before this and he’s dmdef up being infertile