myeclipse中连接sqlserver出现的问题，O(∩_∩)O谢谢
type Exception reportmessage
descriptionThe server encountered an internal error () that prevented it from fulfilling this request.
exception
java.lang.NullPointerException
web.LoginS.doPost(LoginS.java:32)
javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
noteThe full stack trace of the root cause is available in the Apache Tomcat/6.0.10 logs.
