| 1100 | INVALID_MERCHANT |
| 1101 | INVALID_MERCHNAT_REF_ID |
| 1102 | INVALID_MERCHNAT_REF_ID_LENGTH |
| 1103 | DUPLICATE_MERCHNAT_REF_ID |
| 1104 | INVALID_AMOUNT |
| 1105 | INVALID_MOBILE |
| 1106 | INVALID_EMAIL |
| 1107 | INVALID_LINK_TYPE |
| 1108 | MOBILE_OR_EMAIL_REQUIRED |
| 1109 | INVALID_ACCOUNT_NUMBER |
| 1109 | INVALID_IFSC |
| 1110 | INVALID_LINK |
| 1111 | LINK_EXPIRED |
| 1112 | LINK_NOT_FOUND |
| 1113 | OTP_REQUIRED |
| 1114 | INVALID_DESCRIPTION |
| 1115 | DUPLICATE_REQUEST |
| 1116 | OTP_TRIGGERED_FAILED |
| 1117 | OTP_VERIFICATION_FAILED |
| 1118 | DETAILS_ALREADY_FILLED |
| 1119 | FAILED_TO_CANCEL_SMARTPAY |
| 1120 | INVALID_VPA |
| 1121 | EXPIRY_DATE_INVALID |
| 1122 | LINK_CANCELLED |
| 1123 | LINK_REJECTED |
| 1124 | LINK_TRANSACTION_FAILED |
| 1125 | DUPLICATE_SMARTSEND_LINK |
| 1126 | APPROVAL_FLOW_ERROR |
| 1127 | APPROVAL_PENDING |
