AI-generated Key Takeaways
- 
          RequiredError is a type of ApiError used in the Ad Manager API v202505 within the AdsTxtService. 
- 
          RequiredError has one field, reason, which is an enumeration of type RequiredError.Reason.
- 
          The only defined reason for a RequiredError is REQUIRED.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202505
| Field | |
|---|---|
| ApiError(inherited) | |
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| RequiredError | |
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 Enumerations 
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