con = DriverManager.getConnection("jdbc:mysql://localhost:3306/info?useUnicode=true&characterEncoding=utf8","jsp","
passwd");
stmt = con.createStatement ();
ResultSet rs = stmt.executeQuery("select * from sections order by otdel");
writer.println("<table>");
 while  (rs.next()) {
ResultSet rs1 = stmt.executeQuery("select name from users left join insection on insection.iduser=users.iduser where insection.section=" +rs.getString("id"));
writer.println("<center><table border=1 cellpadding=0 cellspacing=0 style='border:1px dotted #D5AC0D; border-collap
se: collapse bordercolor=#111111' width=648 height=38>");
writer.println("<tr><td width=648 height=38><p align=center>");
writer.print("<a style='color:#000000' href=view.jsp?us="+rs.getString("id")+" ><b>"+rs.getString("otdel")+"</a>");
writer.println("</td></tr></table></center>");
writer.println(rs1.getString("name"));
rs1.close();
}
  rs.close();
  stmt.close();
  con.close();

java.lang.NullPointerException