Better you make it like this : while($row = mysql_fetch_array($result)){ extract($row); // Increment the total cost of all items $totalCost += ($qty * $itemPrice); } try it... hope it'll help. ----- Original Message ---- From: teacherweeks <teacherweeks@xxxxxxxxx> To: php-objects@xxxxxxxxxxxxxxx Sent: Tuesday, June 12, 2007 3:45:06 AM Subject: Error I dont understand I am getting an error on a line of code that I don't understand and I am hoping that someone can explain it to me. I will include the error and line of code that it is telling me is the problem. Weeks Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource. while($row = mysql_fetch_array($result)){ // Increment the total cost of all items $totalCost += ($row["qty"] * $row["itemPrice"]); PHP Data object relational mapping generator http://www.metastorage.net/ Yahoo! Groups Links ____________________________________________________________________________________ Get the free Yahoo! toolbar and rest assured with the added security of spyware protection. http://new.toolbar.yahoo.com/toolbar/features/norton/index.php [Non-text portions of this message have been removed]