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jsp的问题

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jsp的问题

发表于：2007-07-06 19:23:57 楼主

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.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.userlist_jsp._jspservice（userlist_jsp.java:144)
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

发表于：2007-07-06 19:38:411楼得分:0

userlist.jsp中把一个null当成对象处理了,或者是未得到应该得到的对象.

发表于：2007-07-06 22:18:402楼得分:0

java.lang.nullpointerexception
org.apache.jsp.userlist_jsp._jspservice（userlist_jsp.java:144)
你这里有问题，没有对象的实例

发表于：2007-07-08 09:15:103楼得分:0

进行转发及跳转的文件没有找到，可能是路径有错

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