AI-generated Key Takeaways
- 
          
The content lists various Ad Manager API services with links to their
ApplicationExceptiondocumentation. - 
          
It details the inheritance of
ApplicationException, showingApiExceptionas a derived class. - 
          
The
ApplicationExceptionis the base class for exceptions. - 
          
The
ApplicationExceptionincludes amessagefield of typestringfor error messages. 
Base class for exceptions.
- Namespace
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https://www.google.com/apis/ads/publisher/v202505 
                        Field | 
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                            Error message.  |