AI-generated Key Takeaways
- 
          The content details the BillingErrorwithin theProposalLineItemService.
- 
          BillingErrorinherits fromApiErrorand contains fields likefieldPath,trigger, anderrorString.
- 
          Specific reasons for BillingErrorinclude unsupported billing schedules, caps, and missing or invalid billing sources and bases.
- 
          Billing settings cannot be updated after a proposal has been approved. 
Lists all errors associated with the billing settings of a proposal or proposal line item.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202411
| Field | |
|---|---|
| ApiError(inherited) | |
| 
                            | 
                            The OGNL field path to identify cause of error. | 
| 
                            | A parsed copy of the field path. For example, the field path "operations[1].operand" corresponds to this list: {FieldPathElement(field = "operations", index = 1), FieldPathElement(field = "operand", index = null)}. | 
| 
                            | 
                            The data that caused the error. | 
| 
                            | 
                            A simple string representation of the error and reason. | 
| BillingError | |
| 
                            | The error reason represented by an enum. Enumerations 
 |