VAST-2.0-wrapper-unknown-child
<Wrapper> contains an unrecognised child element
ErrorSchemaIAB VAST 2.0 §2.5VAST 2.0 and later (all versions)
Similar to `VAST-2.0-inline-unknown-child` — `<Wrapper>` has a defined set of allowed children.
How to fix
Remove the unrecognised element from <Wrapper>, or move it into an <Extensions> block.
Check your VAST tag for
VAST-2.0-wrapper-unknown-child and other issues instantly.Validate a tag →Other Schema rules
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