Update moodle/mod/forum/index.php

Replace whole if block Approx Line 181 & again at 344

if ($usetracking) {        

				$groupid = ($groupmode==SEPARATEGROUPS && !has_capability('moodle/site:accessallgroups', $context)) ? $currentgroup : false;
           		$unread = forum_tp_count_forum_unread_posts($USER->id, $forum->id, $groupid);
				if ($unread > 0) {
                        
					$unreadlink = '<span class="unread"><a href="view.php?f='.$forum->id.'">'.$unread.'</a>';
                    $unreadlink .= '<a title="'.$strmarkallread.'" href="markposts.php?f='.
									$forum->id.'&amp;mark=read"><img src="'.$CFG->pixpath.'/t/clear.gif" alt="'.	$strmarkallread.'" /></a></span>';
               	} else {
                     
					$unreadlink = '<span class="read">'.$unread.'</span>';
             	}

				if (($forum->trackingtype == FORUM_TRACKING_ON)) {
						$trackedlink = $stryes;
				}
				if (($forum->trackingtype == FORUM_TRACKING_OFF)) {
						$trackedlink = $strno;
				}
				if (($forum->trackingtype == FORUM_TRACKING_OPTIONAL)) {
					if (!isset($untracked[$forum->id])) {
                		$trackedlink = '<a title="'.$strnotrackforum.'" href="settracking.php?id='.
                                       $forum->id.'">'.$stryes.'</a>';
                    }
                    else {		
                    	$unreadlink = '-';
                    	$trackedlink = '<a title="'.$strtrackforum.'" href="settracking.php?id='.
                                   $forum->id.'">'.$strno.'</a>';
                	}
            	}
			}