Message:
Request processing failed; nested exception is org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.jasig.cas.web.flow.InitialFlowSetupAction@46f0f9cd in state 'null' of flow 'login' -- action execution attributes were 'map[[empty]]'
StackTrace:
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.jasig.cas.web.flow.InitialFlowSetupAction@46f0f9cd in state 'null' of flow 'login' -- action execution attributes were 'map[[empty]]'
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:979)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:869)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:661)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:843)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	at org.jasig.cas.web.init.SafeDispatcherServlet.service(SafeDispatcherServlet.java:125)
	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:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at com.github.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:63)
	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:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:478)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
	at org.apache.catalina.ha.tcp.ReplicationValve.invoke(ReplicationValve.java:322)
	at org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(JvmRouteBinderValve.java:193)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
	at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:486)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2298)
	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: org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.jasig.cas.web.flow.InitialFlowSetupAction@46f0f9cd in state 'null' of flow 'login' -- action execution attributes were 'map[[empty]]'
	at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:60)
	at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77)
	at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188)
	at org.springframework.webflow.execution.AnnotatedAction.execute(AnnotatedAction.java:145)
	at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51)
	at org.springframework.webflow.engine.ActionList.execute(ActionList.java:154)
	at org.springframework.webflow.engine.Flow.start(Flow.java:526)
	at org.springframework.webflow.engine.impl.FlowExecutionImpl.start(FlowExecutionImpl.java:368)
	at org.springframework.webflow.engine.impl.FlowExecutionImpl.start(FlowExecutionImpl.java:223)
	at org.springframework.webflow.executor.FlowExecutorImpl.launchExecution(FlowExecutorImpl.java:140)
	at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:238)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:961)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:895)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:967)
	... 37 more
Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: -19
	at java.lang.String.substring(String.java:1967)
	at org.jasig.cas.support.saml.authentication.principal.SamlService.createServiceFrom(SamlService.java:118)
	at org.jasig.cas.support.saml.web.support.SamlArgumentExtractor.extractServiceInternal(SamlArgumentExtractor.java:37)
	at org.jasig.cas.web.support.AbstractArgumentExtractor.extractService(AbstractArgumentExtractor.java:40)
	at org.jasig.cas.web.support.WebUtils.getService(WebUtils.java:70)
	at org.jasig.cas.web.support.WebUtils.getService(WebUtils.java:85)
	at org.jasig.cas.web.flow.InitialFlowSetupAction.doExecute(InitialFlowSetupAction.java:89)
	at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188)
	at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51)
	... 50 more