sql="select top 1 * from regusers where username='"&username&"'"
rs.open sql,conn,3,3
=====================================
改成:rs.open regusers,conn,3,3
username=trim(request("username"))
set rs=server.createobject("adodb.recordset")
sql="select top 1 * from regusers where username='"&username&"'"
rs.open sql,conn,3,3
.......
sqlupdate="update regusers set phone='"&phone&"',".....
conn.execute(sqlupdate)
最好不用数据绑定