Enum describing possible internal 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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                Google Ads API encountered unexpected internal error. | 
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                The intended error code doesn't exist in specified API version. It will be released in a future API version. | 
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                Google Ads API encountered an unexpected transient error. The user should retry their request in these cases. | 
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                The request took longer than a deadline. |