Overpayment letter from the unemployment office after 18 years as a logistics coordinator

I received a letter saying I was overpaid about $1100 on my claim. Thank you in advance. I cannot afford to repay it all at once. Who should I talk to first?

If you are unsure, free legal aid in your area may help for this kind of notice.

Collect your pay stubs and certification records for the weeks they name. Mine showed the error was a date mix-up.