I think, I have the same problem.
If I try to deploy my application to jBoss as 7 with human-task dependency, I will get the error:
19:48:23,790 SCHWERWIEGEND [javax.enterprise.resource.webcontainer.jsf.config] (MSC service thread 1-3) Critical error during deployment: : com.sun.faces.config.ConfigurationException: CONFIGURATION FAILED! null
at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:376) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:225) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at org.apache.catalina.core.StandardContext.contextListenerStart(StandardContext.java:3368) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.apache.catalina.core.StandardContext.start(StandardContext.java:3821) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:70) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_29]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_29]
at java.lang.Thread.run(Thread.java:662) [:1.6.0_29]
Caused by: java.lang.UnsupportedOperationException
at javax.faces.application.Application.getResourceHandler(Application.java:287) [jboss-jsf-api_2.1_spec-2.0.0.Beta1.jar:2.0.0.Beta1]
at org.jboss.as.weld.webtier.jsf.ForwardingApplication.getResourceHandler(ForwardingApplication.java:256) [jboss-as-weld-7.0.2.Final.jar:7.0.2.Final]
at com.sun.faces.config.processor.ApplicationConfigProcessor.setResourceHandler(ApplicationConfigProcessor.java:766) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.ApplicationConfigProcessor.process(ApplicationConfigProcessor.java:313) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.AbstractConfigProcessor.invokeNext(AbstractConfigProcessor.java:114) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.LifecycleConfigProcessor.process(LifecycleConfigProcessor.java:116) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.AbstractConfigProcessor.invokeNext(AbstractConfigProcessor.java:114) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.FactoryConfigProcessor.process(FactoryConfigProcessor.java:222) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:361) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
... 9 more
19:48:23,790 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/myWorkflow]] (MSC service thread 1-3) Exception sending context initialized event to listener instance of class com.sun.faces.config.ConfigureListener: java.lang.RuntimeException: com.sun.faces.config.ConfigurationException: CONFIGURATION FAILED! null
at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:292) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at org.apache.catalina.core.StandardContext.contextListenerStart(StandardContext.java:3368) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.apache.catalina.core.StandardContext.start(StandardContext.java:3821) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:70) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_29]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_29]
at java.lang.Thread.run(Thread.java:662) [:1.6.0_29]
Caused by: com.sun.faces.config.ConfigurationException: CONFIGURATION FAILED! null
at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:376) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:225) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
... 8 more
Caused by: java.lang.UnsupportedOperationException
at javax.faces.application.Application.getResourceHandler(Application.java:287) [jboss-jsf-api_2.1_spec-2.0.0.Beta1.jar:2.0.0.Beta1]
at org.jboss.as.weld.webtier.jsf.ForwardingApplication.getResourceHandler(ForwardingApplication.java:256) [jboss-as-weld-7.0.2.Final.jar:7.0.2.Final]
at com.sun.faces.config.processor.ApplicationConfigProcessor.setResourceHandler(ApplicationConfigProcessor.java:766) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.ApplicationConfigProcessor.process(ApplicationConfigProcessor.java:313) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.AbstractConfigProcessor.invokeNext(AbstractConfigProcessor.java:114) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.LifecycleConfigProcessor.process(LifecycleConfigProcessor.java:116) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.AbstractConfigProcessor.invokeNext(AbstractConfigProcessor.java:114) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.processor.FactoryConfigProcessor.process(FactoryConfigProcessor.java:222) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.ConfigManager.initialize(ConfigManager.java:361) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
... 9 more
19:48:23,821 ERROR [org.apache.catalina.core.StandardContext] (MSC service thread 1-3) Error listenerStart
19:48:23,821 ERROR [org.apache.catalina.core.StandardContext] (MSC service thread 1-3) Context [/myWorkflow] startup failed due to previous errors
19:48:23,821 SCHWERWIEGEND [javax.enterprise.resource.webcontainer.jsf.config] (MSC service thread 1-3) Unexpected exception when attempting to tear down the Mojarra runtime: java.lang.IllegalStateException: Die Anwendung wurde bei Systemstart nicht einwandfrei initialisiert, Factory konnte nicht gefunden werden: javax.faces.application.ApplicationFactory
at javax.faces.FactoryFinder$FactoryManager.getFactory(FactoryFinder.java:957) [jboss-jsf-api_2.1_spec-2.0.0.Beta1.jar:2.0.0.Beta1]
at javax.faces.FactoryFinder.getFactory(FactoryFinder.java:316) [jboss-jsf-api_2.1_spec-2.0.0.Beta1.jar:2.0.0.Beta1]
at com.sun.faces.config.InitFacesContext.getApplication(InitFacesContext.java:126) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at com.sun.faces.config.ConfigureListener.contextDestroyed(ConfigureListener.java:328) [jsf-impl-2.1.3-b02-jbossorg-2.jar:2.1.3-SNAPSHOT]
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:3465) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:3970) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.apache.catalina.core.StandardContext.start(StandardContext.java:3888) [jbossweb-7.0.1.Final.jar:7.0.2.Final]
at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:70) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_29]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_29]
at java.lang.Thread.run(Thread.java:662) [:1.6.0_29]
It would be very happy, if anyone can help.