Struts Problem Report

Stacktraces

There is no Action mapped for namespace [/] and action name [STSB] associated with context path []. - [unknown location]
    com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:195)
    org.apache.struts2.factory.StrutsActionProxy.prepare(StrutsActionProxy.java:57)
    org.apache.struts2.factory.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:32)
    com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:60)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:564)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:79)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:141)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    org.apache.struts2.plexus.PlexusFilter.doFilter(PlexusFilter.java:97)
    io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
    io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
    io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)
    io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
    org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68)
    io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:117)
    io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
    io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
    io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
    io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
    io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
    io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68)
    io.undertow.servlet.handlers.SendErrorPageHandler.handleRequest(SendErrorPageHandler.java:52)
    io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269)
    io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78)
    io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133)
    io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130)
    io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
    io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
    org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1530)
    io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249)
    io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78)
    io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99)
    io.undertow.server.Connectors.executeRootHandler(Connectors.java:387)
    io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:841)
    org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35)
    org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1990)
    org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486)
    org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377)
    org.xnio.XnioWorker$WorkerThreadFactory$1$1.run(XnioWorker.java:1280)
    java.lang.Thread.run(Thread.java:748)