This error occurs if the custom Direct Debit reference (bank reference) input in Column AH belongs to an existing Direct Debit contract. As per BACS rules, these need to be unique.
Customer upload Error: 'The provided customDirectDebitRef already belongs to an existing contract'
Error message 'The provided customDirectDebitRef already belongs to an existing contract'.
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Written by Gemma Langley
Updated over a month ago