PHPMyWind安全警告:MySql Error!

错误文件:/other.php
错误信息:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '=
Notice: Undefined index: id in /data/home/qyu2416460001/htdo' at line 1 Error sql: SELECT classid,classname,content FROM `pmw_info`,`pmw_infoclass` WHERE classid=
Notice: Undefined index: id in /data/home/qyu2416460001/htdocs/other.php on line 23
and classid=pmw_infoclass.id
<br /> <b>Notice</b>: Uninitialized string offset: 0 in <b>/data/home/qyu2416460001/htdocs/other.php</b> on line <b>10</b><br />


Notice: Uninitialized string offset: 0 in /data/home/qyu2416460001/htdocs/other.php on line 33


Notice: Uninitialized string offset: 0 in /data/home/qyu2416460001/htdocs/other.php on line 35