You have a bad login page. 

Also you're to upgrade to the latest 5.1.x release line. Any patch release that 
goes out unofficially invalidates its predecessors. 

--Misagh 

> From: "Adam Causey" <[email protected]>
> To: [email protected]
> Sent: Friday, January 5, 2018 8:16:21 AM
> Subject: [cas-user] Re: Webflow error in CAS 5.1.4

> We have kept version 5.1.4 in production, however we still see the errors in 
> the
> logs. We haven't received any user complaints, and there is no username coming
> back with the error message. Does anyone know how I might be able to trace 
> back
> what page is creating the error?

> On Thu, Jan 4, 2018 at 7:21 AM, Adam Causey < [email protected] > wrote:

>> I recently rolled out CAS 5.1.4 to our production environment, however we
>> started to see these errors in our logs. We performed a great deal of testing
>> but never encountered this error. Any ideas of what could be causing this?

>> 2018-01-04 07:18:13,905 [ajp-nio-8011-exec-1] ERROR
>> org.apache.catalina.core.ContainerBase.[Tomcat].[localhost].[/cas].[dispatcherServlet]
>> - Servlet.service() for servlet [dispatcherServlet] in context with path 
>> [/cas]
>> threw exception [Request processing failed; nested exception is
>> org.springframework.webflow.execution.repository.BadlyFormattedFlowExecutionKeyException:
>> Badly formatted flow execution key 'e2s1', the expected format is
>> '<uuid>_<base64-encoded-flow-state>'] with root cause

>> org.springframework.webflow.execution.repository.BadlyFormattedFlowExecutionKeyException:
>> Badly formatted flow execution key 'e2s1', the expected format is
>> '<uuid>_<base64-encoded-flow-state>'

>> at
>> org.apereo.spring.webflow.plugin.ClientFlowExecutionKey.parse(ClientFlowExecutionKey.java:102)
>> ~[spring-webflow-client-repo-1.0.3.jar!/:1.0.3]

>> at
>> org.apereo.spring.webflow.plugin.ClientFlowExecutionRepository.parseFlowExecutionKey(ClientFlowExecutionRepository.java:74)
>> ~[spring-webflow-client-repo-1.0.3.jar!/:1.0.3]

>> at
>> org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:164)
>> ~[spring-webflow-2.4.4.RELEASE.jar!/:2.4.4.RELEASE]

>> at sun.reflect.GeneratedMethodAccessor293.invoke(Unknown Source) ~[?:?]

>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> ~[?:1.8.0_141]

>> at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_141]

>> at
>> org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:133)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:121)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213)
>> ~[spring-aop-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at com.sun.proxy.$Proxy158.resumeExecution(Unknown Source) ~[?:?]

>> at
>> org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:253)
>> ~[spring-webflow-2.4.4.RELEASE.jar!/:2.4.4.RELEASE]

>> at
>> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)
>> ~[spring-webmvc-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
>> ~[spring-webmvc-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
>> ~[spring-webmvc-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
>> ~[spring-webmvc-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
>> ~[javax.servlet-api-3.1.0.jar!/:3.1.0]

>> at
>> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
>> ~[spring-webmvc-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
>> ~[javax.servlet-api-3.1.0.jar!/:3.1.0]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
>> ~[tomcat-embed-websocket-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apereo.cas.web.support.AuthenticationCredentialsLocalBinderClearingFilter.doFilter(AuthenticationCredentialsLocalBinderClearingFilter.java:28)
>> ~[cas-server-core-web-5.1.4.jar!/:5.1.4]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261)
>> ~[cas-server-security-filter-2.0.6.jar!/:2.0.6]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:238)
>> ~[cas-server-security-filter-2.0.6.jar!/:2.0.6]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:110)
>> ~[spring-boot-actuator-1.5.3.RELEASE.jar!/:1.5.3.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:108)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apereo.cas.logging.web.ThreadContextMDCServletFilter.doFilter(ThreadContextMDCServletFilter.java:90)
>> ~[cas-server-core-logging-5.1.4.jar!/:5.1.4]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:106)
>> ~[spring-boot-actuator-1.5.3.RELEASE.jar!/:1.5.3.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>> ~[spring-web-4.3.11.RELEASE.jar!/:4.3.11.RELEASE]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apereo.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:64)
>> ~[inspektr-common-1.7.GA.jar!/: 1.7.GA ]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:478)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at 
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at 
>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:677)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at 
>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:486)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at org.apache.tomcat.util.net
>> .NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1457)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at org.apache.tomcat.util.net
>> .SocketProcessorBase.run(SocketProcessorBase.java:49)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>> [?:1.8.0_141]

>> at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>> [?:1.8.0_141]

>> at
>> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
>> ~[tomcat-embed-core-8.5.20.jar!/:8.5.20]

>> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_141]

>> ​Thanks!

>> Adam​

> --
> - Website: https://apereo.github.io/cas
> - Gitter Chatroom: https://gitter.im/apereo/cas
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> .

-- 
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- Gitter Chatroom: https://gitter.im/apereo/cas
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