FreeMarker template error:
The following has evaluated to null or missing:
==> productCategory [in template "default:DataResource:ESLR_PROD_SEARCH" at line 238, column 11]
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Tip: If the failing expression is known to be legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
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FTL stack trace ("~" means nesting-related):
- Failed at: #if productCategory == "OK_SFTY_GLASSES" [in template "default:DataResource:ESLR_PROD_SEARCH" at line 238, column 5]
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Java stack trace (for programmers):
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freemarker.core.InvalidReferenceException: [... Exception message was already printed; see it above ...]
at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134)
at freemarker.core.EvalUtil.compare(EvalUtil.java:196)
at freemarker.core.EvalUtil.compare(EvalUtil.java:113)
at freemarker.core.ComparisonExpression.evalToBoolean(ComparisonExpression.java:62)
at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:48)
at freemarker.core.Environment.visit(Environment.java:327)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.process(Environment.java:306)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplate(FreeMarkerWorker.java:341)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplateFromString(FreeMarkerWorker.java:316)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplate(FreeMarkerWorker.java:271)
at org.ofbiz.content.data.DataResourceWorker.renderDataResourceAsText(DataResourceWorker.java:727)
at org.ofbiz.content.data.DataResourceWorker.renderDataResourceAsText(DataResourceWorker.java:662)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:308)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:394)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:364)
at org.ofbiz.content.content.ContentMapFacade.renderThis(ContentMapFacade.java:381)
at org.ofbiz.content.content.ContentMapFacade.toString(ContentMapFacade.java:393)
at freemarker.ext.beans.StringModel.getAsString(StringModel.java:60)
at freemarker.core.EvalUtil.modelToString(EvalUtil.java:57)
at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:445)
at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:374)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:96)
at freemarker.core.DollarVariable.accept(DollarVariable.java:59)
at freemarker.core.Environment.visit(Environment.java:327)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.visit(Environment.java:333)
at freemarker.core.Environment.process(Environment.java:306)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplate(FreeMarkerWorker.java:341)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplateFromString(FreeMarkerWorker.java:316)
at org.ofbiz.base.util.template.FreeMarkerWorker.renderTemplate(FreeMarkerWorker.java:271)
at org.ofbiz.content.data.DataResourceWorker.renderDataResourceAsText(DataResourceWorker.java:727)
at org.ofbiz.content.data.DataResourceWorker.renderDataResourceAsText(DataResourceWorker.java:662)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:308)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:394)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:284)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:394)
at org.ofbiz.content.content.ContentWorker.renderContentAsText(ContentWorker.java:364)
at org.ofbiz.content.content.ContentWorker.renderContentAsTextExt(ContentWorker.java:116)
at org.ofbiz.widget.renderer.macro.MacroScreenRenderer.renderContentBody(MacroScreenRenderer.java:398)
at org.ofbiz.widget.model.ModelScreenWidget$Content.renderWidgetString(ModelScreenWidget.java:1414)
at org.ofbiz.widget.model.ModelScreenWidget.renderSubWidgetsString(ModelScreenWidget.java:98)
at org.ofbiz.widget.model.ModelScreenWidget$Section.renderWidgetString(ModelScreenWidget.java:280)
at org.ofbiz.widget.model.ModelScreenWidget.renderSubWidgetsString(ModelScreenWidget.java:98)
at org.ofbiz.widget.model.ModelScreenWidget$Section.renderWidgetString(ModelScreenWidget.java:280)
at org.ofbiz.widget.model.ModelScreen.renderScreenString(ModelScreen.java:164)
at org.ofbiz.widget.renderer.ScreenRenderer.render(ScreenRenderer.java:136)
at org.ofbiz.widget.renderer.ScreenRenderer.render(ScreenRenderer.java:98)
at com.hotwaxmedia.buynow.buynow.BuynowMacroScreenViewHandler.render(BuynowMacroScreenViewHandler.java:80)
at org.ofbiz.webapp.control.RequestHandler.renderView(RequestHandler.java:1002)
at org.ofbiz.webapp.control.RequestHandler.doRequest(RequestHandler.java:688)
at org.ofbiz.webapp.control.ControlServlet.doGet(ControlServlet.java:210)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.hotwaxmedia.buynow.buynow.multisite.WebSiteFilter.doFilter(WebSiteFilter.java:230)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.filters.HttpHeaderSecurityFilter.doFilter(HttpHeaderSecurityFilter.java:126)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.ofbiz.webapp.control.ContextFilter.doFilter(ContextFilter.java:349)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:94)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502)
at org.apache.coyote.ajp.AbstractAjpProcessor.process(AbstractAjpProcessor.java:870)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1539)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1495)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
