Answer to Question #40744 in AJAX | JavaScript | HTML | PHP for nazanin

Question #40744
I downloaded a source code for designing a online store that is written with php,but when I want to run it by wampserver it shows this error.I ran this project by easy php and again it had same error. The error is : Notice: Undefined index: catid in C:Program FilesEasyPHP- on line 77 and line 77 in output_fns file is: if($_GET['catid']==$row['catid'] || $row['catid']==$catid) if you want I can mail complete project for you.please help me,its necessary. thanks
Expert's answer
This error means that the $_GET array (contains HTTP GET variables from HTML form) or the $row array didn't contains an element with name 'catid'. Please verify data sent from a form or check whether $row array has element with name 'catid'.

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