AI-generated Key Takeaways
- 
          AccessInvitation errors can include issues with invalid email addresses or invitations. 
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          Errors can occur if an email address already has access or a pending invitation. 
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          Limitations on pending invitations or violations of email domain policy can also result in errors. 
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          Unknown or unspecified errors are also possible. 
Enum describing possible AccessInvitation errors.
| Enums | |
|---|---|
| 
 | Enum unspecified. | 
| 
 | The received error code is not known in this version. | 
| 
 | The email address is invalid for sending an invitation. | 
| 
 | Email address already has access to this customer. | 
| 
 | Invalid invitation status for the operation. | 
| 
 | Email address cannot be like abc+foo@google.com. | 
| 
 | Invalid invitation ID. | 
| 
 | Email address already has a pending invitation. | 
| 
 | Pending invitation limit exceeded for the customer. | 
| 
 | Email address doesn't conform to the email domain policy. See https://support.google.com/google-ads/answer/2375456 |