Does it say why you don't qualify? Is it asking if you are disabled or a full time student?
Have you entered all your income yet? Make sure you are each showing income. Check each W2, should be assigned to the right spouse. If you have self employment income you need to have a profit to qualify.
See the Child Care Credit for qualifications
https://ttlc.intuit.com/questions/1900643-what-is-the-child-and-dependent-care-credit
