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Samebug tips

  1. ,
    Expert tip

    Flow files only know how to work with Spring Beans, annotate ManagedBean with @Component('serviceProviderSubscriptionBB') or declare the managed bean directly on flow with <var name="serviceProviderSubscriptionBB" class="the full name of your class"/>

  2. ,
    Expert tip

    If you're not using an embedded servlet container, try do disable the white label in your application.properties, with "server.error.whitelabel.enabled = false" otherwise check this answer on stackoverflow: https://goo.gl/rG0vKE

Solutions on the web

via GitHub by lsenecaux
, 1 year ago
EL1008E:(pos 0): Property or field 'samlMetadataUIParserAction' cannot be found on object of type 'org.springframework.webflow.engine.impl.RequestControlContextImpl' - maybe not public?
via Stack Overflow by Raja Anbazhagan
, 10 months ago
EL1008E: Property or field 'principal' cannot be found on object of type 'java.lang.Object[]' - maybe not public?
via Stack Overflow by Xian Sheng.H
, 7 months ago
EL1007E:(pos 0): Property or field 'username' cannot be found on null
via Stack Overflow by Obi Wan - PallavJha
, 2 years ago
EL1008E:(pos 0): Field or property 'over18' cannot be found on object of type 'org.springframework.security.web.access.expression.WebSecurityExpressionRoot'
via 28im.com by Unknown author, 2 years ago
EL1008E:(pos 0): Field or property 'over18' cannot be found on object of type 'org.springframework.security.web.access.expression.WebSecurityExpressionRoot'
via Spring JIRA by Ilayaperumal Gopinathan, 2 years ago
EL1008E:(pos 0): Property or field 'mytest1' cannot be found on object of type 'org.springframework.messaging.support.GenericMessage' - maybe not public?
org.springframework.expression.spel.SpelEvaluationException: EL1008E:(pos 0): Property or field 'samlMetadataUIParserAction' cannot be found on object of type 'org.springframework.webflow.engine.impl.RequestControlContextImpl' - maybe not public?	at org.springframework.expression.spel.ast.PropertyOrFieldReference.readProperty(PropertyOrFieldReference.java:224)	at org.springframework.expression.spel.ast.PropertyOrFieldReference.getValueInternal(PropertyOrFieldReference.java:94)	at org.springframework.expression.spel.ast.PropertyOrFieldReference.getValueInternal(PropertyOrFieldReference.java:81)	at org.springframework.expression.spel.ast.SpelNodeImpl.getTypedValue(SpelNodeImpl.java:131)	at org.springframework.expression.spel.standard.SpelExpression.getValue(SpelExpression.java:299)	at org.springframework.binding.expression.spel.SpringELExpression.getValue(SpringELExpression.java:84)	at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:75)	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.State.enter(State.java:193)	at org.springframework.webflow.engine.Transition.execute(Transition.java:228)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214)	at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116)	at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210)	at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105)	at org.springframework.webflow.engine.State.enter(State.java:194)	at org.springframework.webflow.engine.Transition.execute(Transition.java:228)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214)	at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116)	at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210)	at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105)	at org.springframework.webflow.engine.State.enter(State.java:194)	at org.springframework.webflow.engine.Transition.execute(Transition.java:228)	at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51)	at org.springframework.webflow.engine.State.enter(State.java:194)	at org.springframework.webflow.engine.Transition.execute(Transition.java:228)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214)	at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116)	at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547)	at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390)	at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210)	at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105)	at org.springframework.webflow.engine.State.enter(State.java:194)	at org.springframework.webflow.engine.Flow.start(Flow.java:527)	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:959)	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)	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:620)	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:238)	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:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261)	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:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.jasig.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:62)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	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:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)	at org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(JvmRouteBinderValve.java:218)	at org.apache.catalina.ha.tcp.ReplicationValve.invoke(ReplicationValve.java:333)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)	at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:190)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)	at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2379)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)