关于网友提出的“ 快快帮我解决呀？？？”问题疑问，本网通过在网上对“ 快快帮我解决呀？？？”有关的相关答案进行了整理，供用户进行参考，详细问题解答如下：
问题： 快快帮我解决呀？？？描述:
请问这是个什么问题 ：
Error: 500
Location: /tongxunlu/success.jsp
Internal Servlet Error:
javax.servlet.ServletException
at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:460)
at tongxunlu.success_1._jspService(success_1.java:107)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
at javax.servlet.http.HttpServlet.service(HttpServlet.java)
at org.apache.tomcat.facade.ServletHandler.doService(ServletHandler.java:574)
at org.apache.tomcat.core.Handler.invoke(Handler.java:322)
at org.apache.tomcat.core.Handler.service(Handler.java:235)
at org.apache.tomcat.facade.ServletHandler.service(ServletHandler.java:485)
at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:917)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:833)
at org.apache.tomcat.modules.server.Http10Interceptor.processConnection(Http10Interceptor.java:176)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:494)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:516)
at java.lang.Thread.run(Thread.java:539)
Root cause:
java.lang.NullPointerException
at tongxunlu.success_1._jspService(success_1.java:88)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
at javax.servlet.http.HttpServlet.service(HttpServlet.java)
at org.apache.tomcat.facade.ServletHandler.doService(ServletHandler.java:574)
at org.apache.tomcat.core.Handler.invoke(Handler.java:322)
at org.apache.tomcat.core.Handler.service(Handler.java:235)
at org.apache.tomcat.facade.ServletHandler.service(ServletHandler.java:485)
at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:917)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:833)
at org.apache.tomcat.modules.server.Http10Interceptor.processConnection(Http10Interceptor.java:176)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:494)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:516)
at java.lang.Thread.run(Thread.java:539)
该页面的源程序如下:
<%@ page c/>
<%
String name=new String(request.getParameter("username").getBytes("8859_1"));
String birthday=new String(request.getParameter("birthday").getBytes("8859_1"));
String teleph />
String address=new String(request.getParameter("address").getBytes("8859_1"));
String hometeleph />
String qq=new String(request.getParameter("qq").getBytes("8859_1"));
String email=new String(request.getParameter("email").getBytes("8859_1"));
String yijian=new String(request.getParameter("yijian").getBytes("8859_1"));
String strSQL="insert into tongxunlu(name,birthday,telephone,address,hometelephone,qq,email,yijian) values('"+name+"','"+birthday+"','"+telephone+"','"+address+"','"+hometelephone+"','"+qq+"','"+email+"','"+yijian+"')";
addBean.executeUpdate(strSQL);
out.print("你的资料已经保存到数据库中，谢谢!");
%>