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我的jsp页面有这种错误,请高手帮忙!怎么会事啊?

热度:48   发布时间:2008-01-10 15:28:42.0
我的jsp页面有这种错误,请高手帮忙!怎么会事啊?
HTTP Status 500 -

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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:460)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:373)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:803)


root cause

java.lang.NullPointerException
    cn.js.fan.db.Conn.prepareStatement(Conn.java:351)
    com.redmoon.forum.miniplugin.home.HomeDb.load(HomeDb.java:68)
    com.redmoon.forum.miniplugin.home.HomeDb.<init>(HomeDb.java:31)
    org.apache.jsp.index_jsp._jspService(index_jsp.java:113)
    org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:803)


note The full stack trace of the root cause is available in the Apache Tomcat/5.5.25 logs.


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Apache Tomcat/5.5.25
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空指针,检查辖有没有变量没有初始化的
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如果用的struts的话。。看是不是哪个字段没有绑定的
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空指针异常!
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com.redmoon.forum.miniplugin.home.HomeDb.load(HomeDb.java:68)
这是你的代码吧?是的话找68行啊
----------------解决方案--------------------------------------------------------
cn.js.fan.db.Conn.prepareStatement(Conn.java:351)
看看这个
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