You should have received an explanation of why your return was rejected, with a link to instructions on how to fix it.
Please visit this link and work through the instructions there.
https://ttlc.intuit.com/questions/1901601-e-file-reject-ind-046-01-form-8862-is-missing-from-the-tax...
If you have further questions, please feel free to post them here. The more detail, without posting anything private (SSN, DOB, etc.) the better we can assist you.
