VAST-2.0-mediafile-delivery-enum
<MediaFile> delivery must be "progressive" or "streaming"
ErrorValuesIAB VAST 2.0 §2.4.1VAST 2.0 and later (all versions)
The `delivery` attribute on `<MediaFile>` must be exactly `progressive` or `streaming`. Any other value (e.g., `cdn`, `download`) is a spec violation.
How to fix
Change the delivery attribute to either progressive (standard HTTP file) or streaming (live protocol such as HLS or DASH).
Invalid
<MediaFile delivery="cdn" type="video/mp4" width="1280" height="720">…</MediaFile>Valid
<MediaFile delivery="progressive" type="video/mp4" width="1280" height="720">…</MediaFile>Check your VAST tag for
VAST-2.0-mediafile-delivery-enum and other issues instantly.Validate a tag →Other Values rules
VAST-2.0-duration-format<Duration> value does not match HH:MM:SS[.mmm] formatVAST-3.0-skipoffset-formatLinear skipoffset does not match HH:MM:SS[.mmm] or n% formatVAST-3.0-progress-offset-formatTracking progress offset does not match required formatVAST-3.0-skip-event-no-skipoffsetskip tracking event present but Linear has no skipoffset attributeVAST-3.0-minmaxbitrate-pair<MediaFile> must have both minBitrate and maxBitrate or neitherVAST-3.0-bitrate-conflict<MediaFile> has both bitrate and minBitrate/maxBitrateVAST-4.0-tracking-event-removedfullscreen/exitFullscreen tracking events were removed in VAST 4.0VAST-4.1-tracking-event-valueTracking event attribute not in the valid set for this VAST version