HTTP Status 500 – Internal Server Error


Type Exception Report

Message java.lang.ClassNotFoundException: caught an exception while obtaining a class file for de.hjjv.seminarRegistration.pages.ExceptionReport

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.tapestry5.ioc.internal.OperationException: java.lang.ClassNotFoundException: caught an exception while obtaining a class file for de.hjjv.seminarRegistration.pages.ExceptionReport
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.logAndRethrow(OperationTrackerImpl.java:102)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:69)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.createAssembler(PageLoaderImpl.java:218)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.getAssembler(PageLoaderImpl.java:208)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:180)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:174)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:173)
	$PageLoader_18d7764f732.loadPage($PageLoader_18d7764f732.java)
	org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:81)
	$PageSource_18d7764f731.getPage($PageSource_18d7764f731.java)
	org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:74)
	$RequestPageCache_18d7764f730.get($RequestPageCache_18d7764f730.java)
	$RequestPageCache_18d7764f72a.get($RequestPageCache_18d7764f72a.java)
	org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
	$RequestExceptionHandler_18d7764f707.handleRequestException($RequestExceptionHandler_18d7764f707.java)
	org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$4.service(TapestryModule.java:984)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:974)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:90)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:80)
	org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:103)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	$RequestHandler_18d7764f6ff.service($RequestHandler_18d7764f6ff.java)
	org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:272)
	org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
	$HttpServletRequestFilter_18d7764f6fd.service($HttpServletRequestFilter_18d7764f6fd.java)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:928)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	$HttpServletRequestHandler_18d7764f6fb.service($HttpServletRequestHandler_18d7764f6fb.java)
	org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)

Root Cause

java.lang.RuntimeException: java.lang.ClassNotFoundException: caught an exception while obtaining a class file for de.hjjv.seminarRegistration.pages.ExceptionReport
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.findClass(ComponentInstantiatorSourceImpl.java:309)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.getInstantiator(ComponentInstantiatorSourceImpl.java:285)
	$ComponentInstantiatorSource_18d7764f6f3.getInstantiator($ComponentInstantiatorSource_18d7764f6f3.java)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:222)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:219)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.createAssembler(PageLoaderImpl.java:218)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.getAssembler(PageLoaderImpl.java:208)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:180)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:174)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:173)
	$PageLoader_18d7764f732.loadPage($PageLoader_18d7764f732.java)
	org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:81)
	$PageSource_18d7764f731.getPage($PageSource_18d7764f731.java)
	org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:74)
	$RequestPageCache_18d7764f730.get($RequestPageCache_18d7764f730.java)
	$RequestPageCache_18d7764f72a.get($RequestPageCache_18d7764f72a.java)
	org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
	$RequestExceptionHandler_18d7764f707.handleRequestException($RequestExceptionHandler_18d7764f707.java)
	org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$4.service(TapestryModule.java:984)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:974)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:90)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:80)
	org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:103)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	$RequestHandler_18d7764f6ff.service($RequestHandler_18d7764f6ff.java)
	org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:272)
	org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
	$HttpServletRequestFilter_18d7764f6fd.service($HttpServletRequestFilter_18d7764f6fd.java)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:928)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	$HttpServletRequestHandler_18d7764f6fb.service($HttpServletRequestHandler_18d7764f6fb.java)
	org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)

Root Cause

java.lang.ClassNotFoundException: caught an exception while obtaining a class file for de.hjjv.seminarRegistration.pages.ExceptionReport
	javassist.Loader.findClass(Loader.java:360)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl$PackageAwareLoader.findClass(ComponentInstantiatorSourceImpl.java:102)
	javassist.Loader.loadClass(Loader.java:312)
	java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.findClass(ComponentInstantiatorSourceImpl.java:305)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.getInstantiator(ComponentInstantiatorSourceImpl.java:285)
	$ComponentInstantiatorSource_18d7764f6f3.getInstantiator($ComponentInstantiatorSource_18d7764f6f3.java)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:222)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:219)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.createAssembler(PageLoaderImpl.java:218)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.getAssembler(PageLoaderImpl.java:208)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:180)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:174)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:173)
	$PageLoader_18d7764f732.loadPage($PageLoader_18d7764f732.java)
	org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:81)
	$PageSource_18d7764f731.getPage($PageSource_18d7764f731.java)
	org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:74)
	$RequestPageCache_18d7764f730.get($RequestPageCache_18d7764f730.java)
	$RequestPageCache_18d7764f72a.get($RequestPageCache_18d7764f72a.java)
	org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
	$RequestExceptionHandler_18d7764f707.handleRequestException($RequestExceptionHandler_18d7764f707.java)
	org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$4.service(TapestryModule.java:984)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:974)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:90)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:80)
	org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:103)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	$RequestHandler_18d7764f6ff.service($RequestHandler_18d7764f6ff.java)
	org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:272)
	org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
	$HttpServletRequestFilter_18d7764f6fd.service($HttpServletRequestFilter_18d7764f6fd.java)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:928)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	$HttpServletRequestHandler_18d7764f6fb.service($HttpServletRequestHandler_18d7764f6fb.java)
	org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)

Root Cause

java.lang.RuntimeException: cannot find de.hjjv.seminarRegistration.pages.ExceptionReport: de.hjjv.examRegistration.pages.ExceptionReport found in de/hjjv/seminarRegistration/pages/ExceptionReport.class
	javassist.CtClassType.getClassFile2(CtClassType.java:194)
	javassist.CtClassType.getSuperclass(CtClassType.java:702)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.forceSuperclassTransform(ComponentInstantiatorSourceImpl.java:263)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:208)
	javassist.Loader.findClass(Loader.java:341)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl$PackageAwareLoader.findClass(ComponentInstantiatorSourceImpl.java:102)
	javassist.Loader.loadClass(Loader.java:312)
	java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.findClass(ComponentInstantiatorSourceImpl.java:305)
	org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.getInstantiator(ComponentInstantiatorSourceImpl.java:285)
	$ComponentInstantiatorSource_18d7764f6f3.getInstantiator($ComponentInstantiatorSource_18d7764f6f3.java)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:222)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$4.invoke(PageLoaderImpl.java:219)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.createAssembler(PageLoaderImpl.java:218)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.getAssembler(PageLoaderImpl.java:208)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:180)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:174)
	org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
	org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
	org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1063)
	org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:173)
	$PageLoader_18d7764f732.loadPage($PageLoader_18d7764f732.java)
	org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:81)
	$PageSource_18d7764f731.getPage($PageSource_18d7764f731.java)
	org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:74)
	$RequestPageCache_18d7764f730.get($RequestPageCache_18d7764f730.java)
	$RequestPageCache_18d7764f72a.get($RequestPageCache_18d7764f72a.java)
	org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
	$RequestExceptionHandler_18d7764f707.handleRequestException($RequestExceptionHandler_18d7764f707.java)
	org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$4.service(TapestryModule.java:984)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:974)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:90)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:80)
	org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
	org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:103)
	$RequestHandler_18d7764f70a.service($RequestHandler_18d7764f70a.java)
	$RequestHandler_18d7764f6ff.service($RequestHandler_18d7764f6ff.java)
	org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:272)
	org.apache.tapestry5.upload.internal.services.MultipartServletRequestFilter.service(MultipartServletRequestFilter.java:44)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
	$HttpServletRequestFilter_18d7764f6fd.service($HttpServletRequestFilter_18d7764f6fd.java)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:928)
	$HttpServletRequestHandler_18d7764f701.service($HttpServletRequestHandler_18d7764f701.java)
	$HttpServletRequestHandler_18d7764f6fb.service($HttpServletRequestHandler_18d7764f6fb.java)
	org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/8.5.39 (Ubuntu)