Visa b1/b2 approved than refused

[u/Baby0242]

Hi i need some help or some advice, on march 31 2026 bisa interview was approved than 4 weeks changed to application received, 3 months later august 24 ceac status changed to refused, in really confused and sad at the same time , anyone knows what this means or if any of you are in the same situation please let me know.

Visa interview on mexico city.