Enum describing possible ProductLink errors.
| Enums | |
|---|---|
| 
 | Enum unspecified. | 
| 
 | The received error code is not known in this version. | 
| 
 | The requested operation is invalid. For example, you are not allowed to remove a link from a partner account. | 
| 
 | The creation request is not permitted. | 
| 
 | A link cannot be created because a pending link already exists. | 
| 
 | A link cannot be created because an active link already exists. |