=== modified file 'includes/file.inc'
--- includes/file.inc	2010-09-11 21:14:31 +0000
+++ includes/file.inc	2010-09-14 20:27:37 +0000
@@ -856,7 +856,6 @@ function file_unmanaged_copy($source, $d
   file_ensure_htaccess();
   // Perform the copy operation.
   if (!@copy($source, $destination)) {
-    drupal_set_message(t('The specified file %file could not be copied.', array('%file' => $source)), 'error');
     watchdog('file', 'The specified file %file could not be copied to %destination.', array('%file' => $source, '%destination' => drupal_realpath($destination)), WATCHDOG_ERROR);
     return FALSE;
   }