Subscriber and subscriber id not found

Rejection: Acknowledgement Returned as unprocessable claim-The claim encounter has been rejected and has not been entered into the adjudication system. Subscriber and subscriber id not found.
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What happened: The patient ID does not match the other patient info on the claim.

‍Resolution: Verify insured ID, patient name, and date of birth, as well as verify if they are the primary insured or a dependent.