Index: int_meta_cck.module
===================================================================
--- int_meta_cck.module	(revision 134)
+++ int_meta_cck.module	(working copy)
@@ -36,8 +36,10 @@
 		$type = content_types($arg);
 		if (!empty($type)) {
 			foreach ($type['fields'] as $name => $info) {
-				foreach (array_keys($info['widget']['default_value'][0]) as $col) {
-					$fields[] = $name . '.' . $col;
+                foreach (array_keys($info['widget']) as $widget) {
+                  if(is_array($widget['default_value'])) {
+					$fields[] = $name . '.' . $widget['default_value'][0];
+                  }
 				}
 			}
 		}