我运行随书光盘里的程序
通过eclipse发布到tomcat\webapps\下后,用http://localhost:8080/control/login.jsp能正常使用
但关掉eclipse后
再用http://localhost:8080/control/login.jsp,却发现输入用户名和密码后报错(重起tomcat仍然报错,郁闷阿!!):
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:512)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:395)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)root cause java.lang.NullPointerException
org.apache.jsp.log_jsp._jspService(log_jsp.java:76)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.20 logs.
求高手帮忙,我将感激涕零!并将尽可能多的给分酬谢!!1
通过eclipse发布到tomcat\webapps\下后,用http://localhost:8080/control/login.jsp能正常使用
但关掉eclipse后
再用http://localhost:8080/control/login.jsp,却发现输入用户名和密码后报错(重起tomcat仍然报错,郁闷阿!!):
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:512)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:395)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)root cause java.lang.NullPointerException
org.apache.jsp.log_jsp._jspService(log_jsp.java:76)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.20 logs.
求高手帮忙,我将感激涕零!并将尽可能多的给分酬谢!!1
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有空的地方,好好查一下你的参数是不是都正常,
org.apache.jsp.log_jsp._jspService(log_jsp.java:76)
空指针异常,
去看下这个log_jsp.java 76是什么空了
Tomcat 5.5\work\Catalina\localhost 对应你的项目
给我代码
这个代码
log_jsp.java:76
也要