diff --git service_links.module service_links.module
index 7181bec..20fa6a7 100644
--- service_links.module
+++ service_links.module
@@ -547,8 +547,6 @@ function _service_links_show($node) {
  * Load the static settings and keep clear the render function
  */
 function _service_links_load_settings() {
-  $settings = array();
-
   $settings['short_links_use'] = variable_get('service_links_short_links_use', 0);
 
   $settings['attributes'] = array('rel' => 'nofollow');
@@ -557,8 +555,8 @@ function _service_links_load_settings() {
   }
   $settings['style'] = variable_get('service_links_style', 1);
 
-  $settings['link_weight'] = variable_get('service_links_weight', NULL);
-  $settings['link_show'] = variable_get('service_links_show', NULL);
+  $settings['link_weight'] = variable_get('service_links_weight', array());
+  $settings['link_show'] = variable_get('service_links_show', array());
 
   $settings['agg2_link'] = variable_get('service_links_agg2_link', 0);