FreeMarker template error (DEBUG mode; use RETHROW in production!): Java method "at.weberhofer.eusoda.web.tools.WebInstitutionTool$$EnhancerBySpringCGLIB$$9ce4d604.generateXHTML(at.weberhofer.eusoda.shared.orm.Institution, String, boolean, int, String, boolean, String, String, long)" threw an exception when invoked on at.weberhofer.eusoda.web.tools.WebInstitutionTool$$EnhancerBySpringCGLIB$$9ce4d604 object "at.weberhofer.eusoda.web.tools.WebInstitutionTool@2bb601ab"; see cause exception in the Java stack trace. ---- FTL stack trace ("~" means nesting-related): - Failed at: ${instToXHTML.generateXHTML(doInst, c... [in template "eusodaweb/InstitutionDetail.ftl" at line 33, column 9] ~ Reached through: #nested [in template "eusodaweb/layout/Default.ftl" in macro "defaultLayout" at line 44, column 25] ~ Reached through: @layout.defaultLayout [in template "eusodaweb/InstitutionDetail.ftl" at line 2, column 1] ---- Java stack trace (for programmers): ---- freemarker.core._TemplateModelException: [... Exception message was already printed; see it above ...] at freemarker.ext.beans._MethodUtil.newInvocationTemplateModelException(_MethodUtil.java:289) at freemarker.ext.beans._MethodUtil.newInvocationTemplateModelException(_MethodUtil.java:261) at freemarker.ext.beans.OverloadedMethodsModel.exec(OverloadedMethodsModel.java:65) at freemarker.core.MethodCall._eval(MethodCall.java:65) at freemarker.core.Expression.eval(Expression.java:83) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100) at freemarker.core.DollarVariable.accept(DollarVariable.java:63) at freemarker.core.Environment.visit(Environment.java:366) at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:317) at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271) at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:242) at freemarker.core.Environment.visitIteratorBlock(Environment.java:642) at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:107) at freemarker.core.IteratorBlock.accept(IteratorBlock.java:93) at freemarker.core.Environment.visit(Environment.java:366) at freemarker.core.Environment.invokeNestedContent(Environment.java:618) at freemarker.core.BodyInstruction.accept(BodyInstruction.java:60) at freemarker.core.Environment.visit(Environment.java:366) at freemarker.core.Environment.invoke(Environment.java:775) at freemarker.core.UnifiedCall.accept(UnifiedCall.java:83) at freemarker.core.Environment.visit(Environment.java:330) at freemarker.core.Environment.visit(Environment.java:336) at freemarker.core.Environment.process(Environment.java:309) at freemarker.template.Template.process(Template.java:384) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:368) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:285) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:235) at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:167) at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:304) at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1286) at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1041) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:984) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861) at javax.servlet.http.HttpServlet.service(HttpServlet.java:634) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) 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.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109) 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:199) 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:668) 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$ConnectionHandler.process(AbstractProtocol.java:770) at org.apache.tomcat.util.net.NioEndpoint$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) Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: 0 at java.lang.String.charAt(String.java:658) at at.weberhofer.eusoda.shared.orm.Address.getExtensionForDisplay(Address.java:125) at at.weberhofer.eusoda.shared.institution.Institution2XHTML.generateAddressesXHTML(Institution2XHTML.java:1291) at at.weberhofer.eusoda.shared.institution.Institution2XHTML.generateXHTML(Institution2XHTML.java:425) at at.weberhofer.eusoda.web.tools.WebInstitutionTool.generateXHTML(WebInstitutionTool.java:71) at at.weberhofer.eusoda.web.tools.WebInstitutionTool$$FastClassBySpringCGLIB$$92756a6.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:736) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:133) at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:121) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671) at at.weberhofer.eusoda.web.tools.WebInstitutionTool$$EnhancerBySpringCGLIB$$9ce4d604.generateXHTML() at sun.reflect.GeneratedMethodAccessor159.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:1505) at freemarker.ext.beans.ReflectionCallableMemberDescriptor.invokeMethod(ReflectionCallableMemberDescriptor.java:56) at freemarker.ext.beans.MemberAndArguments.invokeMethod(MemberAndArguments.java:51) at freemarker.ext.beans.OverloadedMethodsModel.exec(OverloadedMethodsModel.java:61) ... 60 more