default attribute can only appear on one track inside audio or video Web Standard

Description

The default attribute must not occur on more than one track element within the same audio element or video element.

Applicable standards

• HTML5

Change history

• 5.0 Oct 2012 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: W3cHtml5Assert35