not a valid MySQL result resource

hello and thank you for your time. can you tell me why the below: i think this whole section is line 22 because whatever i change in these first four lines still has the error message point to line 22. $cobj = mysql_db_query($dbname,"select * from category where id=$category"); //line 22 $crow = mysql_fetch_object($cobj); $scobj = mysql_db_query($dbname,"select * from subcategory where category=$category"); $scrow = mysql_fetch_object($scobj); <? echo $crow->name;?> <? echo $scrow->name;?> gives me this: Warning: Supplied argument is not a valid MySQL result resource in /users/infoserv/web/register/ca/direct.php on line 22 perhaps i should use something different. i am trying to print the results from two previous selections on this third page. the second page works with $cobj = mysql_db_query($dbname,"select * from category where id=$category"); $crow = mysql_fetch_object($cobj); <? echo $crow->name;?> and then they make selection two... thank you again. addison -- Addison Ellis small independent publishing co. 114 B 29th Avenue North Nashville, TN 37203 (615) 321-1791 addison@bellsouth.net info@smipco.com subsidiaries of small independent publishing co. info@gloabaldog.com info@momandpocentral.com