FreeMarker template error (HTML_DEBUG mode; use RETHROW in production!)
The following has evaluated to null or missing:
==> file_list[0] [in template "WEB-INF/views/WEB-APP/Contents/pdf.ftl" at line 106, column 135]
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Tip: It's the final [] step that caused this error, not those before it.
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Tip: If the failing expression is known to 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: ${file_list[0].file_path!} [in template "WEB-INF/views/WEB-APP/Contents/pdf.ftl" at line 106, column 133]
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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.UnexpectedTypeException.newDesciptionBuilder(UnexpectedTypeException.java:85)
at freemarker.core.UnexpectedTypeException.<init>(UnexpectedTypeException.java:48)
at freemarker.core.NonHashException.<init>(NonHashException.java:49)
at freemarker.core.Dot._eval(Dot.java:48)
at freemarker.core.Expression.eval(Expression.java:83)
at freemarker.core.DefaultToExpression._eval(DefaultToExpression.java:88)
at freemarker.core.Expression.eval(Expression.java:83)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:330)
at freemarker.core.Environment.visit(Environment.java:336)
at freemarker.core.Environment.visit(Environment.java:336)
at freemarker.core.Environment.process(Environment.java:309)
at freemarker.ext.servlet.FreemarkerServlet.processEnvironment(FreemarkerServlet.java:910)
at freemarker.ext.servlet.FreemarkerServlet.process(FreemarkerServlet.java:879)
at freemarker.ext.servlet.FreemarkerServlet.doGet(FreemarkerServlet.java:764)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:120)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:97)
at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:109)
at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:131)
at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:314)
at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:440)
at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:359)
at freemarker.ext.jsp.FreeMarkerPageContext.include(FreeMarkerPageContext.java:399)
at freemarker.ext.jsp._FreeMarkerPageContext21.include(_FreeMarkerPageContext21.java:45)
at org.apache.tiles.jsp.context.JspTilesRequestContext.include(JspTilesRequestContext.java:103)
at org.apache.tiles.jsp.context.JspTilesRequestContext.dispatch(JspTilesRequestContext.java:96)
at org.apache.tiles.renderer.impl.TemplateAttributeRenderer.write(TemplateAttributeRenderer.java:44)
at org.apache.tiles.renderer.impl.AbstractBaseAttributeRenderer.render(AbstractBaseAttributeRenderer.java:106)
at org.apache.tiles.renderer.impl.ChainedDelegateAttributeRenderer.write(ChainedDelegateAttributeRenderer.java:76)
at org.apache.tiles.renderer.impl.AbstractBaseAttributeRenderer.render(AbstractBaseAttributeRenderer.java:106)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:670)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:336)
at org.apache.tiles.template.InsertAttributeModel.renderAttribute(InsertAttributeModel.java:210)
at org.apache.tiles.template.InsertAttributeModel.end(InsertAttributeModel.java:126)
at org.apache.tiles.jsp.taglib.InsertAttributeTag.doTag(InsertAttributeTag.java:311)
at freemarker.ext.jsp.SimpleTagDirectiveModel.execute(SimpleTagDirectiveModel.java:92)
at freemarker.core.Environment.visit(Environment.java:445)
at freemarker.core.UnifiedCall.accept(UnifiedCall.java:101)
at freemarker.core.Environment.visit(Environment.java:330)
at freemarker.core.Environment.visit(Environment.java:336)
at freemarker.core.Environment.visit(Environment.java:336)
at freemarker.core.Environment.process(Environment.java:309)
at freemarker.ext.servlet.FreemarkerServlet.processEnvironment(FreemarkerServlet.java:910)
at freemarker.ext.servlet.FreemarkerServlet.process(FreemarkerServlet.java:879)
at freemarker.ext.servlet.FreemarkerServlet.doGet(FreemarkerServlet.java:764)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:120)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:97)
at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:109)
at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:131)
at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:314)
at com.caucho.server.webapp.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:298)
at com.caucho.server.webapp.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:116)
at org.apache.tiles.servlet.context.ServletTilesRequestContext.forward(ServletTilesRequestContext.java:241)
at org.apache.tiles.servlet.context.ServletTilesRequestContext.dispatch(ServletTilesRequestContext.java:222)
at org.apache.tiles.renderer.impl.TemplateAttributeRenderer.write(TemplateAttributeRenderer.java:44)
at org.apache.tiles.renderer.impl.AbstractBaseAttributeRenderer.render(AbstractBaseAttributeRenderer.java:106)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:670)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:690)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:644)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:627)
at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:321)
at org.springframework.web.servlet.view.tiles2.TilesView.renderMergedOutputModel(TilesView.java:107)
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:120)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:97)
at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:109)
at org.springframework.mobile.device.DeviceResolverRequestFilter.doFilterInternal(DeviceResolverRequestFilter.java:60)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:89)
at centum.filter.HTMLTagFilter.doFilter(HTMLTagFilter.java:23)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:89)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:89)
at centum.filter.HttpsFilter.doFilter(HttpsFilter.java:24)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:89)
at com.caucho.server.rewrite.MatchFilterChain.doFilter(MatchFilterChain.java:98)
at com.caucho.server.rewrite.SetHeaderFilterChain.doFilter(SetHeaderFilterChain.java:62)
at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:156)
at com.caucho.server.webapp.AccessLogFilterChain.doFilter(AccessLogFilterChain.java:95)
at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:314)
at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:843)
at com.caucho.network.listen.TcpSocketLink.dispatchRequest(TcpSocketLink.java:1395)
at com.caucho.network.listen.TcpSocketLink.handleRequest(TcpSocketLink.java:1351)
at com.caucho.network.listen.TcpSocketLink.handleRequestsImpl(TcpSocketLink.java:1335)
at com.caucho.network.listen.TcpSocketLink.handleRequests(TcpSocketLink.java:1243)
at com.caucho.network.listen.TcpSocketLink.handleAcceptTaskImpl(TcpSocketLink.java:1037)
at com.caucho.network.listen.ConnectionTask.runThread(ConnectionTask.java:117)
at com.caucho.network.listen.ConnectionTask.run(ConnectionTask.java:93)
at com.caucho.network.listen.SocketLinkThreadLauncher.handleTasks(SocketLinkThreadLauncher.java:175)
at com.caucho.network.listen.TcpSocketAcceptThread.run(TcpSocketAcceptThread.java:61)
at com.caucho.env.thread2.ResinThread2.runTasks(ResinThread2.java:173)
at com.caucho.env.thread2.ResinThread2.run(ResinThread2.java:118)