If you received a refund from your state already, that is your state refund. It is likely that you had a refund offset that required the state to apply your refund to. You would need to contact your state department of revenue for more information. See the link below on how to do so.
https://ttlc.intuit.com/community/state-taxes/help/how-do-i-contact-my-state-department-of-revenue/00/25573