Reason for GRP settings error.
|Age range for GRP audience is not valid. Please see the Ad Manager Help Center for more information.
|Age range for GRP audience is not allowed to include ages under 18 unless designating all ages in target(2-65+).
|GRP settings are only supported for video line items.
|For deals with Nielsen DAR enabled, there must be an instream video environment.
|GRP settings are not supported for the given line item type.
|GRP audience gender cannot be specified for the selected age range.
|Minimum age for GRP audience is not valid.
|Maximum age for GRP audience is not valid.
|GRP settings cannot be disabled.
|GRP provider cannot be updated.
|GRP settings cannot be updated once the line item has started serving.
|Impression goal based on GRP audience is not supported.
|Impression goal based on GRP audience expected.
|Impression goal based on GRP audience cannot be set once the line item has started serving.
|Impression goal based on GRP audience cannot be removed once the line item has started serving.
|Unsupported geographic location targeted for line item with GRP audience goal.
|GRP Settings specified are unsupported.
|In-target line items should be set through the grpSettings target impression goal.
|In-target line items should be set through the primaryReservationUnit's in-target Impressions unit type.
|Attempt to register with Nielsen failed.
|Attempted to register a placement on a legacy Nielsen campaign.
|The value returned if the actual value is not exposed by the requested API version.