Alo Gente,
Sou novato no desenvelvimento de aplicações Web com com JAVA, depois de muitas leituras dos Frameworks decide avançar no desenvolvimento de uma aplicação tomando como exemplo disponivel em http://cwiki.apache.org/S2WIKI/struts-2-spring-2-jpa-ajax.html.
Depois de seguir paço-a-paço não tive sucesso, logo que arranca a aplicação dá o seguinte erro:
FreeMarker template error!
Expression parameters.pushId is undefined on line 24, column 6 in template/ajax/a-close.ftl.
The problematic instruction:
==> if parameters.pushId [on line 24, column 1 in template/ajax/a-close.ftl]
Java backtrace for programmers:
freemarker.core.InvalidReferenceException: Expression parameters.pushId is undefined on line 24, column 6 in template/ajax/a-close.ftl.
at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124)
at freemarker.core.Expression.isTrue(Expression.java:145)
at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:77)
at freemarker.core.Environment.visit(Environment.java:209)
at freemarker.core.MixedContent.accept(MixedContent.java:92)
at freemarker.core.Environment.visit(Environment.java:209)
at freemarker.core.Environment.process(Environment.java:189)
at freemarker.template.Template.process(Template.java:237)
at org.apache.struts2.components.template.FreemarkerTemplateEngine.renderTemplate(FreemarkerTemplateEngine.java:182)
at org.apache.struts2.components.UIBean.mergeTemplate(UIBean.java:559)
at org.apache.struts2.components.Anchor.end(Anchor.java:145)
at org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:42)
at org.apache.jsp.index_jsp._jspx_meth_s_005fa_005f0(index_jsp.java:216)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:119)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:389)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)
FreeMarker template error!
Expression parameters.pushId is undefined on line 24, column 6 in template/ajax/div-close.ftl.
The problematic instruction:
==> if parameters.pushId [on line 24, column 1 in template/ajax/div-close.ftl]
Java backtrace for programmers:
freemarker.core.InvalidReferenceException: Expression parameters.pushId is undefined on line 24, column 6 in template/ajax/div-close.ftl.
at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124)
at freemarker.core.Expression.isTrue(Expression.java:145)
at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:77)
at freemarker.core.Environment.visit(Environment.java:209)
at freemarker.core.MixedContent.accept(MixedContent.java:92)
at freemarker.core.Environment.visit(Environment.java:209)
at freemarker.core.Environment.process(Environment.java:189)
at freemarker.template.Template.process(Template.java:237)
at org.apache.struts2.components.template.FreemarkerTemplateEngine.renderTemplate(FreemarkerTemplateEngine.java:182)
at org.apache.struts2.components.UIBean.mergeTemplate(UIBean.java:559)
at org.apache.struts2.components.UIBean.end(UIBean.java:513)
at org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:42)
at org.apache.jsp.index_jsp._jspx_meth_s_005fdiv_005f0(index_jsp.java:243)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:122)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:80
Alguem me ajuda a resolver este problema
Estou a usar struts 2.1.8.1
