Noday,
Shame on you for wanting to believe the best in people
So...
He texts to say "Since I've been screwed by the government for the support payments I receive for K (stepson) because of something YOU did with A (daughter)'s forms, you'd better shut it off so K and I can still eat."
Sounds like you'd better, then. You tried, it didn't "take," more whining ensued, oh well.
Stop calling yourself names. You're doing your best. :ghug3