# Portfolio API Error Codes
source: https://developer.mastercard.com/riskrecon-api/documentation/code-and-formats/rrecon-srv-error-cds/prtf-err-cds/index.md

### 4xx - Portfolio API Error Codes {#4xx---portfolio-api-error-codes}

| Sr.No. | Reason Code |                            Description                             |                                                                                      Resolution Tip                                                                                       |
|--------|-------------|--------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 1      | BAD_REQUEST | assessment_frequency: cannot be blank on `<company_name>`          | Enter the `assessment_frequency` and try again.                                                                                                                                           |
| 2      | BAD_REQUEST | assessment_frequency: is invalid on `<company_name>`               | Specify the correct value and try again. Refer to the [API YAML Specification](https://developer.mastercard.com/riskrecon-api/documentation/api-reference/index.md) for more information. |
| 3      | BAD_REQUEST | company_name: cannot be blank                                      | Enter the `company_name` and try again.                                                                                                                                                   |
| 4      | BAD_REQUEST | company_domains: cannot be blank on `<company_name>`               | Enter the `company_domains` and try again.                                                                                                                                                |
| 5      | BAD_REQUEST | company_domains: invalid domain on `<company_name>`                | Specify the correct value and try again. Refer to the [API YAML Specification](https://developer.mastercard.com/riskrecon-api/documentation/api-reference/index.md) for more information. |
| 6      | BAD_REQUEST | internal_id: is invalid on `<company_name>`                        | Specify the correct value and try again. Refer to the [API YAML Specification](https://developer.mastercard.com/riskrecon-api/documentation/api-reference/index.md) for more information. |
| 7      | BAD_REQUEST | internal_name: is invalid on `<company_name>`                      | Specify the correct value and try again. Refer to the [API YAML Specification](https://developer.mastercard.com/riskrecon-api/documentation/api-reference/index.md) for more information. |
| 8      | BAD_REQUEST | subscription_level: invalid subscription_level on `<company_name>` | Specify the correct value and try again. Refer to the [API YAML Specification](https://developer.mastercard.com/riskrecon-api/documentation/api-reference/index.md) for more information. |