type EntityChildrenLimitReachedError (v202411)
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AI-generated Key Takeaways
EntityChildrenLimitReachedError lists errors when an entity has too many children.
This error is inherited from the ApiError class.
Specific reasons for this error include exceeding limits for line items on an order, creatives on a line item, ad units on a placement, targeting expressions, custom targeting values, attachments on a proposal, and more.
The error details provide field path, parsed field path elements, the trigger data, and a simple string representation of the error and reason.
A parsed copy of the field path. For example, the field path "operations[1].operand"
corresponds to this list: {FieldPathElement(field = "operations", index = 1),
FieldPathElement(field = "operand", index = null)}.
trigger
xsd:string
The data that caused the error.
errorString
xsd:string
A simple string representation of the error and reason.
The number of product template and product base rates on the rate card (including excluded
product base rates) exceeds the max number allowed per rate card in the network.
The number of ad units on AdExclusionRule.inventoryTargeting exceeds the max number
of ad units allowed per ad exclusion rule inventory targeting in the network.
NATIVE_STYLE_LIMIT_FOR_NATIVE_AD_FORMAT_REACHED
The number of native styles under the native creative template exceeds the
max number of native styles allowed per native creative template in the
network.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06 UTC."],[],["This content details the `EntityChildrenLimitReachedError` and related services within an ad management API. Key services include AudienceSegment, CustomTargeting, Forecast, Inventory, LineItem (and related types), NativeStyle, Order, Placement, ProposalLineItem, Proposal, TargetingPreset, and YieldGroup. These services encounter errors when entity limits are reached. The `EntityChildrenLimitReachedError` occurs when the maximum number of items such as line items, creatives, ad units, or targeting expressions is exceeded within a given service. The content also lists different types of other Errors, each with its specific conditions.\n"]]