If you encounter a system error while refunding from Credit Balance, please refer to the explanation as below:
REFUND_ERROR, (This happens when OMS cannot detect what exactly the error is) "Refund failed due to an OMS error (error code: REFUND_ERROR), please try again later or contact technical support."
REFUND_LIMIT_EXCEEDED, (This happens when OMS detect the ED account does not have enough money for refund) "Refund failed due to insufficient remittance account funds (error code: REFUND_LIMIT_EXCEEDED), please try again when there are sufficient funds or contact technical support."
REFUND_LIMIT_NOT_RETRIEVABLE, (This happens when system interaction failed) "Refund Not Processed - Refund failed due to an unknown error (error code: REFUND_LIMIT_NOT_RETRIEVABLE), please try again later or contact technical support."
ORIGINAL_PAYMENT_SOURCE_NOT_FOUND (This happens when OMS cannot make sure which account is the original CC) "Refund failed as the original payment method is unknown (error code: ORIGINAL_PAYMENT_SOURCE_NOT_FOUND), please send this refund payment manually or contact technical support."
Refund failed! Error code: 1001, (This happens when processing refund transaction to a Debit Card, which is not supported currently by the payment processor)