Error codes
The following table lists the error codes that the callbacks may return.
Code | Constant | Description |
|
| Invalid or illegal parameter. |
|
| Network is unavailable. |
|
| Internal system error. |
|
| User canceled the operation. |
|
| Payment failed. |
Note: These predefined codes must be used as the values for
NSError.code. Defining custom error codes is not supported.