Represents the failure reason.
| NO_USER | No user present on the device. Call Sentiance#createUser(UserCreationOptions) to create a user. |
|---|---|
| USER_ALREADY_LINKED | The user is already linked. |
| NETWORK_ERROR | A network error occurred. |
| SERVER_ERROR | A server error occurred. |
| USER_DISABLED_REMOTELY | The user is disabled remotely. |
| UNEXPECTED_ERROR | An unexpected error occurred. Check the corresponding UserLinkingError#getDetails() `` for more info. |
| APP_SIDE_LINKING_FAILED | The application failed to complete the user linking step. See UserLinker, UserLinkerAsync |