diff --git a/creativecommons.class.php b/../../../../Zend/Apache2/htdocs/os/sites/all/modules/contrib/creativecommons/creativecommons.class.php
index c7580cb..47f5e49 100644
--- a/creativecommons.class.php
+++ b/../../../../Zend/Apache2/htdocs/os/sites/all/modules/contrib/creativecommons/creativecommons.class.php
@@ -53,10 +53,14 @@ class creativecommons_license {
       $this->type = '';
     }
 
-    if (empty($this->metadata)) {
+    if (!is_array($this->metadata)) {
       // ensure metadata is an array
       $this->metadata = array();
     }
+
+    if (empty($this->metadata['description'])) {
+      $this->metadata['description'] = '';
+    }
   }
 
 
@@ -222,7 +226,7 @@ class creativecommons_license {
     $img = array();
     $img_dir = base_path() . drupal_get_path('module', 'creativecommons') .'/images';
     $nc = variable_get('creativecommons_nc_img', '');
- 
+
     switch ($style) {
       case 'button_large':
         //TODO: missing jp large buttons... not on creativecommons.org
@@ -253,7 +257,7 @@ class creativecommons_license {
         if (!isset($px)) {
           $px = '32';
         }
-        
+
         foreach (explode('-', $this->type) as $filename) {
           // NC options
           if ($filename == 'nc' && $nc) {
@@ -387,7 +391,7 @@ class creativecommons_license {
               "\n\tclass=\"creativecommons\">\n\t\t";
 
     // Image
-    
+
     $img = $this->get_image(variable_get('creativecommons_image_style', 'button_large'));
     if ($img) {
       $attributes['rel'] = 'license';