Getting error while trying to create ActiveRecord Library Separately from CodeIgniter

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Hi guys,

I am facing a problem with Codeigniter 1.7.2 while i m trying to create ActiveRecord Library Separately from CodeIgniter.

Link is http://hasin.wordpress.com/2007/06/13/us...deigniter/

While i have followed the same steps mentioned in the tutorial and i m getting the following error.

Fatal error: Call to a member function num_rows() on a non-object in /opt/lampp/htdocs/CII/test.php on line 8

I have attached my sample code for your review as well.

please help..... ASAP..

I m stuck to move ahead.

Thanks,
AmyAgs