Index: swfupload.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/swfupload/swfupload.module,v
retrieving revision 1.11.2.3
diff -u -p -r1.11.2.3 swfupload.module
--- swfupload.module	9 Jan 2009 10:21:12 -0000	1.11.2.3
+++ swfupload.module	5 Feb 2009 16:05:42 -0000
@@ -439,6 +439,8 @@ function _swfupload_swfupload() {
   $p->instance = $instance;
   $p->node_settings = $node_settings;
   $p->messages = drupal_get_messages();
+  // Set correct header to by-pass devel messages
+  drupal_set_header('Content-Type: text/javascript');
   echo drupal_to_js($p);
   exit(0);
 }