Fehlermeldung phoca guestbook

Liebe Forumteilnehmer,

nach der "erfolgreichen Installation" des phoca guestbooks erhalte ich folgende Meldung:

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in C:\xampp\htdocs\mtakuja\libraries\joomla\database\database\mysql.php on line 344

Wer kann mir behilflich sein?
 

Fehlermeldung Phoca Guestbook

Hallo,

der Fehlermeldung nach, tippe ich auf einen Fehler in der DB hin. Prüfe doch mal, ob beide Tabellen für das Gästebuch richtig angelegt sind:

Tabelle 1

 CREATE TABLE IF NOT EXISTS `jos_phocaguestbook_books` (
  `id` int(11) NOT NULL auto_increment,
  `parent_id` int(11) NOT NULL default '0',
  `title` varchar(255) NOT NULL default '',
  `name` varchar(255) NOT NULL default '',
  `alias` varchar(255) NOT NULL default '',
  `image` varchar(255) NOT NULL default '',
  `section` varchar(50) NOT NULL default '',
  `image_position` varchar(30) NOT NULL default '',
  `description` text NOT NULL,
  `published` tinyint(1) NOT NULL default '0',
  `checked_out` int(11) unsigned NOT NULL default '0',
  `checked_out_time` datetime NOT NULL default '0000-00-00 00:00:00',
  `editor` varchar(50) default NULL,
  `ordering` int(11) NOT NULL default '0',
  `access` tinyint(3) unsigned NOT NULL default '0',
  `count` int(11) NOT NULL default '0',
  `params` text NOT NULL,
  PRIMARY KEY  (`id`),
  KEY `cat_idx` (`section`,`published`,`access`),
  KEY `idx_access` (`access`),
  KEY `idx_checkout` (`checked_out`)
) TYPE=MyISAM AUTO_INCREMENT=2 ;

Tabelle 2

CREATE TABLE IF NOT EXISTS `jos_phocaguestbook_items` (
  `id` int(11) unsigned NOT NULL auto_increment,
  `catid` int(11) NOT NULL default '0',
  `sid` int(11) NOT NULL default '0',
  `username` varchar(100) NOT NULL default '',
  `userid` int(11) NOT NULL default '0',
  `email` varchar(50) NOT NULL default '',
  `homesite` varchar(50) NOT NULL default '',
  `ip` varchar(20) NOT NULL default '',
  `title` varchar(200) NOT NULL default '',
  `content` text NOT NULL,
  `date` datetime NOT NULL default '0000-00-00 00:00:00',
  `published` tinyint(1) NOT NULL default '0',
  `checked_out` int(11) NOT NULL default '0',
  `checked_out_time` datetime NOT NULL default '0000-00-00 00:00:00',
  `ordering` int(11) NOT NULL default '0',
  `params` text NOT NULL,
  PRIMARY KEY  (`id`),
  KEY `published` (`published`)
) TYPE=MyISAM AUTO_INCREMENT=3 ;