[PHP] mysql_query won't work!!!

ok, this same query, works EVERYWHERE ELSE, why won't it work now? it returns to me: Warning: Supplied argument is not a valid MySQL result resource $query_result = mysql_query("SELECT * FROM AotH_Users"); while ($row = mysql_fetch_array($query_result, MYSQL_NUM)){ -- PHP General Mailing List

[PHP] mysql_fetch_array problem? O.o

Ok, I have no clue what version of PHP I have installed, 4.??.??, and I have like the newest version of MySQL insatlled, and PHP and MySQL work fine together, excpet when I use mysql_fetch_row($query) then I have problems, mysql_fetch_array($query) works fine, but not mysql_fetch_row($query). Why