VAST-2.0-nonlinear-dimensions
<NonLinear> missing width or height
WarningAmbiguousIAB VAST 2.0 §2.4.3VAST 2.0 and later (all versions)
Width and height are required for `<NonLinear>` elements so players can reserve space and select the right rendition. A missing dimension leads to layout issues or the player rejecting the creative.
How to fix
Add width and height attributes to <NonLinear> with the overlay's pixel dimensions.
Check your VAST tag for
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