How do I fix VAST-2.0-creative-unknown-child?

Remove the unrecognised child from ` `, or move proprietary data into a ` ` block.

What does the VAST error " contains an unrecognised child element" mean?

` ` may only contain ` `, ` `, ` `, ` `, and ` `. Any other child is a schema error.

VAST-2.0-creative-unknown-child

<Creative> contains an unrecognised child element

ErrorSchemaIAB VAST 2.0 §2.3VAST 2.0 and later (all versions)

`<Creative>` may only contain `<Linear>`, `<NonLinearAds>`, `<CompanionAds>`, `<UniversalAdId>`, and `<CreativeExtensions>`. Any other child is a schema error.

How to fix

Remove the unrecognised child from <Creative>, or move proprietary data into a <CreativeExtensions> block.

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Other Schema rules

VAST-2.0-text-only-elementText-only element contains a child element VAST-2.0-unknown-attributeElement has an attribute not defined in the VAST spec VAST-2.0-inline-unknown-child<InLine> contains an unrecognised child element VAST-2.0-wrapper-unknown-child<Wrapper> contains an unrecognised child element VAST-2.0-creatives-unknown-child<Creatives> may only contain <Creative> elements VAST-2.0-linear-unknown-child<Linear> contains an unrecognised child element VAST-2.0-trackingevents-unknown-child<TrackingEvents> may only contain <Tracking> elements VAST-2.0-mediafiles-unknown-child<MediaFiles> contains an unrecognised child element