--- domain.module	2008-03-25 22:20:35.000000000 -0400
+++ domain2.module	2008-03-26 13:54:03.000000000 -0400
@@ -1316,7 +1316,7 @@ function domain_batch_validate($form_val
       foreach ($batch as $key => $value) {
         $subdomain = strtolower(urlencode($value));
         $check = db_result(db_query("SELECT COUNT(domain_id) FROM {domain} WHERE subdomain = '%s' AND domain_id != %d", $value, $key));
-        if ($check > 0 || ($key > 0 && $value = variable_get('domain_root', ''))) {
+        if ($check > 0 || ($key > 0 && $value == variable_get('domain_root', ''))) {
           form_set_error('domain_batch', t('Each domain value must be unique.'));
         }      
       }
@@ -1324,7 +1324,7 @@ function domain_batch_validate($form_val
     case 'domain_sitename':
       foreach ($batch as $key => $value) {    
         $check = db_result(db_query("SELECT COUNT(domain_id) FROM {domain} WHERE sitename = '%s' AND domain_id != %d", $value, $key));
-        if ($check > 0 || ($key > 0 && $value = variable_get('domain_sitename', 'Drupal'))) {
+        if ($check > 0 || ($key > 0 && $value == variable_get('domain_sitename', 'Drupal'))) {
           form_set_error('domain_batch', t('Each site name value must be unique.'));
         }
       }