enum CreativePreviewError.Reason (v202308)

Enumeration Description
CANNOT_GENERATE_PREVIEW_URL The creative cannot be previewed on this page.
CANNOT_GENERATE_PREVIEW_URL_FOR_NATIVE_CREATIVES Preview URLs for native creatives must be retrieved with LineItemCreativeAssociationService.getPreviewUrlsForNativeStyles.
HTML_SNIPPET_REQUIRED_FOR_THIRD_PARTY_CREATIVE Third party creatives must have an html snippet set in order to obtain a preview URL.
UNKNOWN The value returned if the actual value is not exposed by the requested API version.