Question

服务器报错 请帮忙

at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:659)
at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationD
ispatcher.java:565)
at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDis
patcher.java:493)
at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary
.java:965)
at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.jav
a:600)
at org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:99
)
at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:135)
at org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:760
)
at org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(Inser
tTag.java:892)
at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:462)
at org.apache.jsp.titles_jsp._jspService(titles_jsp.java:162)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)

Answer 1

空指针错误！
仔细看下程序。

Answer 2

。

Answer 3

你看一下前面板上的报错信息？