audio-player.php. Line 684
$form_fields[“url”][“html”] .= “<button type=’button’ class=’button urlaudioplayer audio-player-” . $post->ID . “‘ value='[audio:” . attribute_escape($file) . “]’ title='[audio:” . attribute_escape($file) . “]’>Audio Player</button>”;
To this:
$form_fields[“url”][“html”] .= “<button type=’button’ class=’button urlaudioplayer audio-player-” . $post->ID . “‘ data-link-url='[audio:” . attribute_escape($file) . “]’ title='[audio:” . attribute_escape($file) . “]’>Audio Player</button>”;