type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
java.lang.NullPointerException
com.lw.pj5.dao.GoodsDAO.addGoods(GoodsDAO.java:26)
com.lw.pj5.servlet.AddGoodsServlet.doPost(AddGoodsServlet.java:25)
com.lw.pj5.servlet.AddGoodsServlet.doGet(AddGoodsServlet.java:16)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
note The full stack trace of the root cause is available in the Apache Tomcat/6.0.13 logs.
java.lang.NullPointerException 这个经典的错误 空指针异常。GoodsDAO代码第26行报错。。你这日志这么清晰的说明出错位置。。。出错问题啊。
com.lw.pj5.dao.GoodsDAO.addGoods(GoodsDAO.java:26)
com.lw.pj5.servlet.AddGoodsServlet.doPost(AddGoodsServlet.java:25)
com.lw.pj5.servlet.AddGoodsServlet.doGet(AddGoodsServlet.java:16)
这些提到的上下文代码你得贴出来啊，，不然谁知道具体怎么解决啊。。。。。