HTTP Status 500 – Internal Server Error Type Exception Report Message Handler processing failed; nested exception is java.lang.NoClassDefFoundError: org/openmrs/ui/framework/page/PageRequest Description The server encountered an unexpected condition that prevented it from fulfilling the request. Exception org.springframework.web.util.NestedServletException: Handler processing failed; nested exception is java.lang.NoClassDefFoundError: org/openmrs/ui/framework/page/PageRequest org.springframework.web.servlet.DispatcherServlet.triggerAfterCompletionWithError(DispatcherServlet.java:1287) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:961) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101) org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168) org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303) org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1228) org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1011) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:955) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) org.openmrs.module.web.filter.ForcePasswordChangeFilter.doFilter(ForcePasswordChangeFilter.java:60) org.openmrs.web.filter.GZIPFilter.doFilterInternal(GZIPFilter.java:65) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:73) org.openmrs.module.owa.filter.OwaFilter.doFilter(OwaFilter.java:68) org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:71) org.openmrs.module.web.filter.ModuleFilter.doFilter(ModuleFilter.java:57) org.openmrs.web.filter.OpenmrsFilter.doFilterInternal(OpenmrsFilter.java:109) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.springframework.orm.hibernate4.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:150) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) Root Cause java.lang.NoClassDefFoundError: org/openmrs/ui/framework/page/PageRequest org.openmrs.module.appui.AppUiArgumentProvider.configureModel(AppUiArgumentProvider.java:53) org.openmrs.ui.framework.page.PageFactory.handle(PageFactory.java:82) org.openmrs.module.uiframework.PageController.handlePath(PageController.java:117) org.openmrs.module.uiframework.PageController.handleUrlWithDotPage(PageController.java:84) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:177) org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:446) org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:434) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:943) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101) org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168) org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303) org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1228) org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1011) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:955) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) org.openmrs.module.web.filter.ForcePasswordChangeFilter.doFilter(ForcePasswordChangeFilter.java:60) org.openmrs.web.filter.GZIPFilter.doFilterInternal(GZIPFilter.java:65) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:73) org.openmrs.module.owa.filter.OwaFilter.doFilter(OwaFilter.java:68) org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:71) org.openmrs.module.web.filter.ModuleFilter.doFilter(ModuleFilter.java:57) org.openmrs.web.filter.OpenmrsFilter.doFilterInternal(OpenmrsFilter.java:109) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.springframework.orm.hibernate4.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:150) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:107) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) Note The full stack trace of the root cause is available in the server logs.