RBC PayEdge uses these error messages to guide you in selecting the appropriate account number- based on what Bill you are trying to pay.
Below is a description on how to read these error messages:

N- Numbers
A- Alphabets
X- Numbers or Alphabets
Please note, these messages also include the number of digits required to add the Payment Method successfully.

If you are still experiencing issues, contact the Support team at service@rbcpayedge.com or 1-833-945-4292.
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