AI-generated Key Takeaways
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InventoryUnitError.Reason lists possible reasons for errors related to inventory units in various Ad Manager services.
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Reasons include limitations on explicit targeting for Ad Manager 360 accounts, inapplicable target platforms, and restrictions on enabling AdSense or deactivating root units.
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The list also includes an 'UNKNOWN' reason for values not exposed by the API version.
 
Possible reasons for the error.
- Namespace
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https://www.google.com/apis/ads/publisher/v202508 
| Enumeration | Description | 
|---|---|
                        EXPLICIT_TARGETING_NOT_ALLOWED
                      | 
                     
                        AdUnit.explicitlyTargeted can be set to true only in an
                Ad Manager 360 account.
 | 
                  
                        TARGET_PLATFORM_NOT_APPLICABLE
                      | 
                     The specified target platform is not applicable for the inventory unit. | 
                        ADSENSE_CANNOT_BE_ENABLED
                      | 
                     AdSense cannot be enabled on this inventory unit if it is disabled for the network. | 
                        ROOT_UNIT_CANNOT_BE_DEACTIVATED
                      | 
                     A root unit cannot be deactivated. | 
                        UNKNOWN
                      | 
                     The value returned if the actual value is not exposed by the requested API version. |