diff -u b/includes/file.inc b/includes/file.inc
--- b/includes/file.inc
+++ b/includes/file.inc
@@ -907,7 +907,7 @@
   $real_destination = ($real_destination = drupal_realpath($destination)) ? $real_destination : $destination;
   // Perform the copy operation.
   if (!@copy($real_source, $real_destination)) {
-    watchdog('file', 'The specified file %file could not be copied to %destination.', array('%file' => $source, '%destination' => $destination));
+    watchdog('file', 'The specified file %file could not be copied to %destination.', array('%file' => $source, '%destination' => $destination), WATCHDOG_ERROR);
     return FALSE;
   }
   // Set the permissions on the new file.
@@ -1179,7 +1179,7 @@
     // implemented. It's not necessary to use drupal_unlink() as the Windows
     // issue has already been resolved above.
     if (!@copy($real_source, $real_destination) || !@unlink($real_source)) {
-      watchdog('file', 'The specified file %file could not be moved to %destination.', array('%file' => $source, '%destination' => $destination));
+      watchdog('file', 'The specified file %file could not be moved to %destination.', array('%file' => $source, '%destination' => $destination), WATCHDOG_ERROR);
       return FALSE;
     }
   }