Index: locallib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/tag/locallib.php,v
retrieving revision 1.1.2.11
diff -c -r1.1.2.11 locallib.php
*** locallib.php        27 Feb 2008 08:54:58 -0000      1.1.2.11
--- locallib.php        4 Mar 2008 21:47:49 -0000
***************
*** 23,30 ****

      $tagcloud = get_records_sql('SELECT tg.rawname, tg.id, tg.name, tg.tagtype, COUNT(ti.id) AS count, tg.flag '.
          'FROM '. $CFG->prefix .'tag_instance ti INNER JOIN '. $CFG->prefix .'tag tg ON tg.id = ti.tagid '.
!         'GROUP BY tg.id, tg.rawname, tg.name, tg.flag '.
          'ORDER BY count DESC, tg.name ASC', 0, $nr_of_tags);

      $totaltags  = count($tagcloud);
      $currenttag = 0;
--- 23,33 ----

      $tagcloud = get_records_sql('SELECT tg.rawname, tg.id, tg.name, tg.tagtype, COUNT(ti.id) AS count, tg.flag '.
          'FROM '. $CFG->prefix .'tag_instance ti INNER JOIN '. $CFG->prefix .'tag tg ON tg.id = ti.tagid '.
!         'GROUP BY tg.id, tg.rawname, tg.name, tg.flag, tg.tagtype '.
          'ORDER BY count DESC, tg.name ASC', 0, $nr_of_tags);
+     if (empty($tagcloud)) {
+         $tagcloud = array();
+     }

      $totaltags  = count($tagcloud);
      $currenttag = 0;