 to URLLoader.load() results
in a fatal error that terminates the download.</p></td></tr><tr class="indent"><th style="width:25%;"><code>open</code></th><td><p>Dispatched when the download operation commences
following a call to the
<code><a href="../../openfl/net/URLLoader.html#load">URLLoader.load</a>()</code> method.</p></td></tr><tr class="indent"><th style="width:25%;"><code>progress</code></th><td><p>Dispatched when data is received as the download
operation progresses.</p>
<p>Note that with a URLLoad