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Struts Simple Application with HTTP Status 500 Error

 
Nirlep Patel
Greenhorn
Posts: 7
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type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

java.lang.NullPointerException
org.apache.struts2.impl.StrutsActionProxy.getErrorMessage(StrutsActionProxy.java:69)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:185)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:432)
note The full stack trace of the root cause is available in the Apache Tomcat/7.0.22 logs.

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

I am using NETBEANS 7.1.1


proper jar files are already in Libraries
--------------------------------------------
xwork-core-2.3.4
struts2-core-2.3.4
struts2-convention-plugin
ognl-3.0.5
javaassist-3.11.0.GA
freemarker--2.3.19
commons-lang3-3.1
commons-io-2.0.1
commons-fileupload-1.2.2
asm-tree-3.3
asm-commons-3.3
asm-3.3
commons-lang-2.5

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

How to solve it?

 
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