Index: audio.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/audio/audio.module,v
retrieving revision 1.51
diff -u -r1.51 audio.module
--- audio.module	21 Apr 2006 21:46:10 -0000	1.51
+++ audio.module	16 May 2006 23:47:00 -0000
@@ -1412,6 +1412,10 @@
   $tagwriter->overwrite_tags    = TRUE;
   $tagwriter->remove_other_tags = TRUE;
 
+  // to prevent annoying warning/errors, add in an empty 'comment' tag. see
+  // http://drupal.org/node/56589
+  $tagwriter->tag_data['comment'] = array();
+
   // copy our tag data ...
   foreach ($tags as $tag => $value) {
     $tagwriter->tag_data[$tag][] = $value;