moninda Posted January 23, 2013 Share Posted January 23, 2013 hi, i get this error message when i try accessing some of the links on my project,, below.. Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in C:\wamp\www\StudentInformationProject\attendanceview.php on line 103 that is when i click on the attendance link,, here is the code on line 103: if(mysql_num_rows($resultax) >= 1) { ?> <?php if(mysql_num_rows($resultax) >= 1)// line 103 { ?> <table width="490" border="1"> <tr> <td width="36">Sl.No</td> <td width="54">Student ID</td> <td width="53">Student Name</td> <td width="52">Subject</td> <td width="50">Total Classes</td> <td width="64">Attended Classes</td> <td width="67">Percentage</td> <td width="62"><strong>Action</strong></td> </tr> <?php Quote Link to comment https://forums.phpfreaks.com/topic/273539-warning-mysql_num_rows-error-message/ Share on other sites More sharing options...
Jessica Posted January 23, 2013 Share Posted January 23, 2013 See my signature. Quote Link to comment https://forums.phpfreaks.com/topic/273539-warning-mysql_num_rows-error-message/#findComment-1407705 Share on other sites More sharing options...
moninda Posted January 23, 2013 Author Share Posted January 23, 2013 meaning Quote Link to comment https://forums.phpfreaks.com/topic/273539-warning-mysql_num_rows-error-message/#findComment-1407711 Share on other sites More sharing options...
Jessica Posted January 23, 2013 Share Posted January 23, 2013 Well, at first I just meant the part about debugging SQL. Now I think you need to read all the links. Quote Link to comment https://forums.phpfreaks.com/topic/273539-warning-mysql_num_rows-error-message/#findComment-1407716 Share on other sites More sharing options...
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