Each API call response contains an error code (rc) in the JSON structure. These error codes may also be used as gcResultPayment in the notification or redirect messages.
| rc | Description |
|---|---|
| 0 | ok, no error |
| 5000 | authentication failed |
| 5001 | no authorization |
| 5002 | invalid hash |
| 5003 | mandatory field not specified |
| 5004 | invalid call |
| 5009 | invalid mail |
| 5010 | invalid language |
| 5011 | invalid country |
| 5012 | invalid branch |
| 5013 | invalid shop system |
| 5014 | invalid gender |
| 5015 | invalid product |
| 5016 | invalid organisation type |
| 5017 | merchant already exist |
| 5018 | invalid PSP |
| 5019 | invalid credit card type |
| 5020 | invalid merchantId |
| 5021 | invalid projectId |
| 5022 | invalid merchantTxId |
| 5023 | invalid purpose |
| 5024 | invalid bankcode |
| 5025 | invalid bankaccount |
| 5026 | invalid bic |
| 5027 | invalid iban |
| 5028 | invalid mobile |
| 5029 | invalid pkn |
| 5030 | invalid amount |
| 5031 | bankcode or BIC missing |
| 5032 | invalid mandateSequence |
| 5033 | invalid currency |
| 5034 | transaction does not exist |
| 5035 | invalid validity date for secured order |
| 5040 | invalid info1Label |
| 5041 | invalid info1Text |
| 5042 | invalid info2Label |
| 5043 | invalid info2Text |
| 5044 | invalid info3Label |
| 5045 | invalid info3Text |
| 5046 | invalid info4Label |
| 5047 | invalid info4Text |
| 5048 | invalid info5Label |
| 5049 | invalid info5Text |
| 5050 | invalid recurring |
| 5051 | invalid mandateReference |
| 5052 | invalid mandateSignedOn |
| 5053 | invalid mandateReceiverName |
| 5054 | invalid issuer |
| 5055 | invalid urlRedirect |
| 5056 | invalid urlNotify |
| 5060 | amount or currency not missing |
| 5061 | invalid purposetext |
| 5062 | invalid paymentreference |
| 5063 | invalid format |
| 5064 | invalid resolution |
| 5065 | error by creating image |
| 5066 | purpose and paymentreference given |
| 5067 | invalid receiveriban |
| 5068 | invalid receiverbic |
| 5069 | invalid purposecode |
| 5070 | invalid receivername |
| 5071 | receivername, receiveriban or receiverbic not given |
| 5072 | invalid customerLastName |
| 5073 | invalid customerStreet |
| 5074 | invalid customerStreetNumber |
| 5075 | invalid customerZipCode |
| 5076 | invalid customerCity |
| 5077 | invalid customerCountry |
| 5078 | invalid customerBirthDate |
| 5079 | invalid customerGender |
| 5080 | invalid customerEmail |
| 5081 | invalid customerIp |
| 5082 | invalid customerId |
| 5083 | invalid shopId |
| 5084 | invalid customerFirstName |
| 5085 | invalid accountHolder |
| 5086 | invalid type |
| 5087 | invalid invoiceId |
| 5088 | invalid shippingCompany |
| 5089 | invalid shippingAdditionalAddressInformation |
| 5090 | invalid orderId |
| 5091 | invalid pricemodel |
| 5092 | invalid shoppingCartType |
| 5093 | invalid merchantReconciliationReferenceNumber |
| 5094 | invalid description |
| 5095 | Paypage: invalid page type |
| 5096 | Paypage: invalid expiration date |
| 5097 | Paypage: invalid payment method(s) |
| 5098 | Paypage: invalid organitation name |
| 5099 | Paypage: invalid value for free amount |
| 5100 | error from payment processor |
| 5101 | connection problem to payment processor |
| 5102 | pseudo-cardnumber does not exist |
| 5103 | invalid giropay merchantId |
| 5104 | invalid paypage timeout |
| 5105 | TDS20: Invalid address |
| 5106 | TDS20: Invalid post code |
| 5107 | TDS20: Invalid city |
| 5108 | TDS20: Invalid country |
| 5109 | TDS20: Invalid email |
| 5110 | TDS20: Invalid optional field |
| 5111 | TDS20: Please provide at least all fields except Optional |
| 5112 | TDS20: You must provide the other fields along with Optional |
| 5113 | Paypage: Invalid format of the notification text (see API documentation) |
| 5114 | Paypage: Reference must be payment page transaction |
| 5115 | Paypage: Invalid DeliveryType |
| 5116 | Paypage: Invalid Kassenzeichen |
| 5117 | Paypage: Invalid backUrl |
| 5118 | Paypage: Invalid failUrl |
| 5119 | Paypage: Invalid successUrl |
| 5120 | Paypage: Invalid notifyUrl |
| 5121 | Paypage: Invalid merchantOrderReferenceNumber |
| 5122 | Paypage: Invalid value for qrcodeReturn |
| 5200 | not accepted transaction |
| 5201 | giropay bank offline |
| 5202 | invalid giropay bank of sender |
| 5203 | sender bank account blacklisted |
| 5204 | invalid sender bank account |
| 5205 | transaction limit exceeded |
| 5500 | Paypage: invalid value in fixed amounts |
| 5501 | Paypage: invalid minimum amount |
| 5502 | Paypage: invalid maximum amount |
| 5503 | Paypage: invalid project list |
| 5504 | Paypage: invalid value for single |
| 5505 | Paypage single: Already used |
| 5506 | Invalid URL (CPSP) |
| 5507 | Project is not in CPSP mode |
| 5508 | Merchant limit exceeded (CPSP API) |
| 6001 | bank unknown |
| 6002 | bank does not support giropay |
| 7000 | risk check positive |
| 7001 | risk check negative |
| 9999 | internal error |