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custom tags

 
Greenhorn
Posts: 6
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i was trying to run asample code that is using custom tag
that code is provided at
http://www.stardeveloper.com/articles/display.html?article=2001081801&page=1
after goin through steps when i executed the code i got this error

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:373)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:245)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root cause

java.lang.NullPointerException
MyPackage.DataAccessTag.doAfterBody(DataAccessTag.java:73)
org.apache.jsp.DataAccessTag_jsp._jspService(org.apache.jsp.DataAccessTag_jsp:111)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:99)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:325)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:245)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
 
Ranch Hand
Posts: 39
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Just null pointer in this method:

>java.lang.NullPointerException
>MyPackage.DataAccessTag.doAfterBody(DataAccessTag.java:73)

check out your code
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