The payment could not be completed.

We encountered a technical error from the merchant’s website and couldn’t process the payment. We will contact the Merchant with a request to fix the problem.

This could be a temporary issue. Please try completing your payment again.

Error code: 1 (E_MISSING_REQ_PARAMS)

Please visit https://developers.mypos.com/en/doc/online_payments/v1_4/28-error-messages