This is my web xml: <?xml version="1.0" encoding="UTF-8"?> <web-app version="3.1" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"> <context-param> <param-name>primefaces.THEME</param-name> <param-value>cc</param-value> </context-param> <context-param> <param-name>javax.faces.PROJECT_STAGE</param-name> <param-value>Development</param-value> </context-param> <servlet> <servlet-name>Faces Servlet</servlet-name> <servlet-class>javax.faces.webapp.FacesServlet</servlet-class> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>Faces Servlet</servlet-name> <url-pattern>*.xhtml</url-pattern> </servlet-mapping> <session-config> <session-timeout> -1 </session-timeout> </session-config> <welcome-file-list> <welcome-file>index.xhtml</welcome-file> </welcome-file-list> </web-app> Below is my glassfish server output. So what causes that exception and what are my options? Any help would be appreciated. It seems like I posted most of code but, I've stated my problem quite clearly.So thanks in advance. Severe: Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service] Severe: Exception while deploying the app [ClickService] Severe: Exception during lifecycle processing java.lang.IllegalStateException: Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service]. Related annotation information: annotation [@javax.jws.WebService(wsdlLocation=/wsdls/wsat11/wstx-wsat-1.1-wsdl-200702.wsdl, name=, portName=ParticipantPort, endpointInterface=com.sun.xml.ws.tx.at.v11.types.ParticipantPortType, serviceName=WSAT11Service, targetNamespace=http://docs.oasis-open.org/ws-tx/wsat/2006/06)] on annotated element [class com.sun.xml.ws.tx.at.v11.endpoint.ParticipantPortImpl] of type [TYPE] at com.sun.enterprise.deployment.archivist.Archivist.readAnnotations(Archivist.java:518) at com.sun.enterprise.deployment.archivist.Archivist.readAnnotations(Archivist.java:446) at org.glassfish.web.deployment.archivist.WebArchivist.postAnnotationProcess(WebArchivist.java:338) at org.glassfish.web.deployment.archivist.WebArchivist.postAnnotationProcess(WebArchivist.java:91) at com.sun.enterprise.deployment.archivist.Archivist.readRestDeploymentDescriptors(Archivist.java:420) at com.sun.enterprise.deployment.archivist.Archivist.readDeploymentDescriptors(Archivist.java:396) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:271) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:280) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:241) at com.sun.enterprise.deployment.archivist.ApplicationFactory.openArchive(ApplicationFactory.java:161) at org.glassfish.javaee.core.deployment.DolProvider.processDOL(DolProvider.java:198) at org.glassfish.javaee.core.deployment.DolProvider.load(DolProvider.java:222) at org.glassfish.javaee.core.deployment.DolProvider.load(DolProvider.java:96) at com.sun.enterprise.v3.server.ApplicationLifecycle.loadDeployer(ApplicationLifecycle.java:878) at com.sun.enterprise.v3.server.ApplicationLifecycle.setupContainerInfos(ApplicationLifecycle.java:818) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:374) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:219) at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:491) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:527) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:523) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:360) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:522) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:546) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1423) at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1500(CommandRunnerImpl.java:108) at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1762) at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1674) at com.sun.enterprise.v3.admin.AdminAdapter.doCommand(AdminAdapter.java:534) at com.sun.enterprise.v3.admin.AdminAdapter.onMissingResource(AdminAdapter.java:224) at org.glassfish.grizzly.http.server.StaticHttpHandler.service(StaticHttpHandler.java:297) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:246) at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191) at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168) at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189) at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206) at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136) at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114) at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77) at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838) at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544) at java.lang.Thread.run(Thread.java:745) Caused by: Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service]. Related annotation information: annotation [@javax.jws.WebService(wsdlLocation=/wsdls/wsat11/wstx-wsat-1.1-wsdl-200702.wsdl, name=, portName=ParticipantPort, endpointInterface=com.sun.xml.ws.tx.at.v11.types.ParticipantPortType, serviceName=WSAT11Service, targetNamespace=http://docs.oasis-open.org/ws-tx/wsat/2006/06)] on annotated element [class com.sun.xml.ws.tx.at.v11.endpoint.ParticipantPortImpl] of type [TYPE] at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:367) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:375) at org.glassfish.apf.impl.AnnotationProcessorImpl.processAnnotations(AnnotationProcessorImpl.java:289) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:195) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:134) at com.sun.enterprise.deployment.archivist.Archivist.processAnnotations(Archivist.java:626) at com.sun.enterprise.deployment.archivist.Archivist.readAnnotations(Archivist.java:462) ... 48 more Caused by: java.lang.IllegalArgumentException: Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service] at org.glassfish.web.deployment.descriptor.WebBundleDescriptorImpl.addWebComponentDescriptor(WebBundleDescriptorImpl.java:359) at org.glassfish.webservices.connector.annotation.handlers.WebServiceHandler.processAnnotation(WebServiceHandler.java:461) at com.sun.enterprise.deployment.annotation.factory.SJSASFactory$LazyAnnotationHandler.processAnnotation(SJSASFactory.java:148) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:344) ... 54 more Severe: Exception while deploying the app [ClickService] : Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service]. Related annotation information: annotation [@javax.jws.WebService(wsdlLocation=/wsdls/wsat11/wstx-wsat-1.1-wsdl-200702.wsdl, name=, portName=ParticipantPort, endpointInterface=com.sun.xml.ws.tx.at.v11.types.ParticipantPortType, serviceName=WSAT11Service, targetNamespace=http://docs.oasis-open.org/ws-tx/wsat/2006/06)] on annotated element [class com.sun.xml.ws.tx.at.v11.endpoint.ParticipantPortImpl] of type [TYPE] Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service]. Related annotation information: annotation [@javax.jws.WebService(wsdlLocation=/wsdls/wsat11/wstx-wsat-1.1-wsdl-200702.wsdl, name=, portName=ParticipantPort, endpointInterface=com.sun.xml.ws.tx.at.v11.types.ParticipantPortType, serviceName=WSAT11Service, targetNamespace=http://docs.oasis-open.org/ws-tx/wsat/2006/06)] on annotated element [class com.sun.xml.ws.tx.at.v11.endpoint.ParticipantPortImpl] of type [TYPE] at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:367) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:375) at org.glassfish.apf.impl.AnnotationProcessorImpl.processAnnotations(AnnotationProcessorImpl.java:289) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:195) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:134) at com.sun.enterprise.deployment.archivist.Archivist.processAnnotations(Archivist.java:626) at com.sun.enterprise.deployment.archivist.Archivist.readAnnotations(Archivist.java:462) at com.sun.enterprise.deployment.archivist.Archivist.readAnnotations(Archivist.java:446) at org.glassfish.web.deployment.archivist.WebArchivist.postAnnotationProcess(WebArchivist.java:338) at org.glassfish.web.deployment.archivist.WebArchivist.postAnnotationProcess(WebArchivist.java:91) at com.sun.enterprise.deployment.archivist.Archivist.readRestDeploymentDescriptors(Archivist.java:420) at com.sun.enterprise.deployment.archivist.Archivist.readDeploymentDescriptors(Archivist.java:396) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:271) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:280) at com.sun.enterprise.deployment.archivist.Archivist.open(Archivist.java:241) at com.sun.enterprise.deployment.archivist.ApplicationFactory.openArchive(ApplicationFactory.java:161) at org.glassfish.javaee.core.deployment.DolProvider.processDOL(DolProvider.java:198) at org.glassfish.javaee.core.deployment.DolProvider.load(DolProvider.java:222) at org.glassfish.javaee.core.deployment.DolProvider.load(DolProvider.java:96) at com.sun.enterprise.v3.server.ApplicationLifecycle.loadDeployer(ApplicationLifecycle.java:878) at com.sun.enterprise.v3.server.ApplicationLifecycle.setupContainerInfos(ApplicationLifecycle.java:818) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:374) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:219) at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:491) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:527) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:523) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:360) at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:522) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:546) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1423) at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1500(CommandRunnerImpl.java:108) at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1762) at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1674) at com.sun.enterprise.v3.admin.AdminAdapter.doCommand(AdminAdapter.java:534) at com.sun.enterprise.v3.admin.AdminAdapter.onMissingResource(AdminAdapter.java:224) at org.glassfish.grizzly.http.server.StaticHttpHandler.service(StaticHttpHandler.java:297) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:246) at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191) at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168) at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189) at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206) at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136) at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114) at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77) at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838) at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.IllegalArgumentException: Servlet [CoordinatorPortImpl] and Servlet [ParticipantPortImpl] have the same url pattern: [/WSAT11Service] at org.glassfish.web.deployment.descriptor.WebBundleDescriptorImpl.addWebComponentDescriptor(WebBundleDescriptorImpl.java:359) at org.glassfish.webservices.connector.annotation.handlers.WebServiceHandler.processAnnotation(WebServiceHandler.java:461) at com.sun.enterprise.deployment.annotation.factory.SJSASFactory$LazyAnnotationHandler.processAnnotation(SJSASFactory.java:148) at org.glassfish.apf.impl.AnnotationProcessorImpl.process(AnnotationProcessorImpl.java:344) ... 54 more