--- textlinkads.module	27 Sep 2006 21:47:44 -0000	1.1.4.6
+++ textlinkads.module	11 Nov 2006 17:48:24 -0000
@@ -324,13 +324,23 @@ function textlinkads_update_links($url, 
     }
     else {
       $links = $data['LINKS']['LINK'];
+      if (!is_array($links)) {
+        /* When no ads for site, $data looks like this:
+             <?xml version="1.0" ?> <Links> </Links>
+           And $links = ' ' 
+           Subsequent code assumes we have an array - when no ads available, 
+           $links is a string containing only spaces.  So, let's force 
+           $links to be an array so the code will work.
+        */
+        $links = array(); 
+      }
     }
-
     foreach ($links as $key => $values) {
       db_query("INSERT INTO {textlinkads} (url, text, beforetext, aftertext, rsstext, rssbeforetext, rssaftertext) VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s')", $values['URL'], $values['TEXT'], $values['BEFORETEXT'], $values['AFTERTEXT'], $values['RSSTEXT'], $values['RSSBEFORETEXT'], $values['RSSAFTERTEXT']);
     }
   }
-
+  $count=count($links);
+  watchdog('TextLinkAds', "update_links: $count ads found" );
   variable_set('textlinkads_last_update', time());
 }