AI-generated Key Takeaways
- 
          TeamError.Reason lists the possible reasons for errors related to teams in various services. 
- 
          Reasons include issues with entities not being on a user's teams, ad units or placements not being on order teams, missing user teams, invalid team assignments, and inability to update inactive teams. 
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          An UNKNOWN reason is returned if the actual value is not exposed by the requested API version. 
The reasons for the target error.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202508
| Enumeration | Description | 
|---|---|
| ENTITY_NOT_ON_USERS_TEAMS | User cannot use this entity because it is not on any of the user's teams. | 
| AD_UNITS_NOT_ON_ORDER_TEAMS | The targeted or excluded ad unit must be on the order's teams. | 
| PLACEMENTS_NOT_ON_ORDER_TEAMS | The targeted placement must be on the order's teams. | 
| MISSING_USERS_TEAM | Entity cannot be created because it is not on any of the user's teams. | 
| ALL_TEAM_ASSOCIATION_NOT_ALLOWED | A team that gives access to all entities of a given type cannot be associated with an entity of that type. | 
| INVALID_TEAM_ASSIGNMENT | The assignment of team to entities is invalid. | 
| CANNOT_UPDATE_INACTIVE_TEAM | Cannot modify or create a team with an inactive status. | 
| UNKNOWN | The value returned if the actual value is not exposed by the requested API version. |