AI-generated Key Takeaways
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          This enum describes possible errors related to bidding. 
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          Errors cover issues with bidding strategy transitions, attachments to campaigns, invalid strategy types, and bid amounts being too small or too big. 
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          Some bidding strategies are not available for certain account types, campaign types, or with specific targeting options like AdSchedule. 
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          There are errors related to pay per conversion being unavailable or not allowed with certain strategies. 
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          Incompatibility issues with payment modes, shared budgets, and the need for bidding strategy and budget alignment are also listed. 
Enum describing possible bidding errors.
| Enums | |
|---|---|
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 | Enum unspecified. | 
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 | The received error code is not known in this version. | 
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 | Cannot transition to new bidding strategy. | 
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 | Cannot attach bidding strategy to campaign. | 
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 | Bidding strategy is not supported or cannot be used as anonymous. | 
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 | The type does not match the named strategy's type. | 
| 
 | The bid is invalid. | 
| 
 | Bidding strategy is not available for the account type. | 
| 
 | Campaign can not be created with given bidding strategy. It can be transitioned to the strategy, once eligible. | 
| 
 | Cannot target content network only as campaign uses Page One Promoted bidding strategy. | 
| 
 | Budget Optimizer and Target Spend bidding strategies are not supported for campaigns with AdSchedule targeting. | 
| 
 | Pay per conversion is not available to all the customer, only few customers on the allow-list can use this. | 
| 
 | Pay per conversion is not allowed with Target CPA. | 
| 
 | Cannot set bidding strategy to Manual CPM for search network only campaigns. | 
| 
 | The bidding strategy is not supported for use in drafts or experiments. | 
| 
 | Bidding strategy type does not support product type ad group criterion. | 
| 
 | Bid amount is too small. | 
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 | Bid amount is too big. | 
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 | Bid has too many fractional digit precision. | 
| 
 | Invalid domain name specified. | 
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 | The field is not compatible with the payment mode. | 
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 | Bidding strategy type is incompatible with shared budget. | 
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 | The attached bidding strategy and budget must be aligned with each other if alignment is specified on either entity. | 
| 
 | The attached bidding strategy and budget must be attached to the same campaigns to become aligned. | 
| 
 | The aligned bidding strategy and budget must be removed at the same time. | 
| 
 | cpc_bid_floor_micros is greater than cpc_bid_ceiling_micros. | 
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 | target_roas_tolerance_percent_millis must be integer. |