The IRS rejects e-filed returns that contain incorrect, mismatched, or already-filed Social Security numbers, birthdates, or names. Here are a few ways this can happen: https://ttlc.intuit.com/replies/3302450
You should receive an email with a rejection code. If you have not received an email, this will assist you with how to find the rejection code, fix the return and re-file: https://ttlc.intuit.com/replies/3302275
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