AI-generated Key Takeaways
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          The page details the CustomTargetingErrorand its inheritance fromApiError, outlining the specific reasons for custom targeting errors within various ad serving contexts.
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          It lists numerous possible reasons for CustomTargetingError, covering issues with keys and values such as not found, duplicates, invalid lengths, characters, and statuses.
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          The content also indicates errors related to targeting expressions, deleted keys/values, specific targeting types like video browse, and targeting audience segments or mapped metadata. 
- Namespace
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               https://www.google.com/apis/ads/publisher/v202411
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| ApiError(inherited) | |
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| CustomTargetingError | |
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 Enumerations 
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