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    FreeMarker template error!
    
    
    Expression items is undefined on line 124, column 22 in front/product-content.ftl.
    The problematic instruction:
    ----------
    ==> list items as x [on line 124, column 15 in front/product-content.ftl]
    ----------
    
    Java backtrace for programmers:
    ----------
    freemarker.core.InvalidReferenceException: Expression items is undefined on line 124, column 22 in front/product-content.ftl.
    	at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124)
    	at freemarker.core.IteratorBlock.accept(IteratorBlock.java:93)
    	at freemarker.core.Environment.visit(Environment.java:196)
    	at freemarker.core.MixedContent.accept(MixedContent.java:92)
    	at freemarker.core.Environment.visit(Environment.java:196)
    	at freemarker.core.Environment.process(Environment.java:176)
    	at freemarker.template.Template.process(Template.java:232)
    	at freemarker.ext.servlet.FreemarkerServlet.process(FreemarkerServlet.java:427)
    	at freemarker.ext.servlet.FreemarkerServlet.doGet(FreemarkerServlet.java:366)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:634)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:712)
    	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:459)
    	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:384)
    	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312)
    	at org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)
    	at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
    	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1228)
    	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1011)
    	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:955)
    	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877)
    	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966)
    	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:634)
    	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at com.nr.base.conf.CheckFilter.doFilter(CheckFilter.java:99)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
    	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
    	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
    	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
    	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
    	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
    	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
    	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678)
    	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
    	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
    	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
    	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
    	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
    	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
    	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
    	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    	at java.lang.Thread.run(Thread.java:748)