線上急等]訪問jsp時的錯誤

shapfire發表於2005-06-05
原文網址 : https://www.jdon.com/20761
JS
tomcat啟動，然後透過地址
http://localhost:8080/elecdisnet/main.jsp
訪問main.jsp時，出現了下面的錯誤，請問是什麼原因呀？
那位高手知道幫助小弟一下，非常感謝.
昨晚還好好的，今早就不行了。我把tomcat解除安裝重灌了也不行。
HTTP Status 500 -

--------------------------------------------------------------------------------

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.service(JspServletWrapper.java:372)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root cause

java.lang.NullPointerException
org.apache.jsp.main_jsp._jspService(main_jsp.java:185)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


note The full stack trace of the root cause is available in the Apache Tomcat/5.0.28 logs.


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Apache Tomcat/5.0.28

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