Index: taxonomy_image.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/taxonomy_image/taxonomy_image.module,v
retrieving revision 1.12.4.13.2.47
diff -u -p -r1.12.4.13.2.47 taxonomy_image.module
--- taxonomy_image.module	20 Apr 2009 21:08:25 -0000	1.12.4.13.2.47
+++ taxonomy_image.module	22 Dec 2009 16:55:00 -0000
@@ -577,7 +577,7 @@ function taxonomy_image_form_alter(&$for
         '#prefix' => '<strong>'. t('or:') .'</strong>',
         );
 
-      $form['#validate'] = array('taxonomy_image_validate_external');
+      $form['#validate'][] = 'taxonomy_image_validate_external';
       $form['submit']['#weight'] = 10;
       $form['delete']['#weight'] = 10;
       break;