diff --git a/includes/index_entity.inc b/includes/index_entity.inc
index 32e899b..a40b561 100644
--- a/includes/index_entity.inc
+++ b/includes/index_entity.inc
@@ -390,7 +390,7 @@ class SearchApiIndex extends Entity {
    */
   public function query($options = array()) {
     if (!$this->enabled) {
-      throw new SearchApiException(t('Cannot search on a disabled index.'));
+      throw new SearchApiException(t('Cannot search on a disabled index. Please !enable the index in the Search API configuration.', array('!enable' => l(t('enable'), 'admin/config/search/search_api'))));
     }
     return $this->server()->query($this, $options);
   }