I tried to use the war dist on top of wildfly 8.2 together with the adapter, and changing standalone.xml. I can start the Keycloak server and logged in as admin, but I am unable to deploy the demo example. I keep getting this error: Unknown authentication mechanism KEYCLOAK. Please advice. Thanks...



10:12:31,417 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-1) MSC000001: Failed to start service jboss.undertow.deployment.default-server.default-host./customer-portal: org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./customer-portal: Failed to start service
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1904) [jboss-msc-1.2.2.Final.jar:1.2.2.Final]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_55]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_55]
at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_55]
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK
at io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:222)
at org.wildfly.extension.undertow.deployment.UndertowDeploymentService.startContext(UndertowDeploymentService.java:87)
at org.wildfly.extension.undertow.deployment.UndertowDeploymentService.start(UndertowDeploymentService.java:72)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) [jboss-msc-1.2.2.Final.jar:1.2.2.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) [jboss-msc-1.2.2.Final.jar:1.2.2.Final]
... 3 more
Caused by: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK
at io.undertow.servlet.core.DeploymentManagerImpl.setupSecurityHandlers(DeploymentManagerImpl.java:323)
at io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:198)
... 7 more

10:12:31,420 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 1) JBAS014613: Operation ("deploy") failed - address: ([("deployment" => "customer-portal.war")]) - failure description: {"JBAS014671: Failed services" => {"jboss.undertow.deployment.default-server.default-host./customer-portal" => "org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./customer-portal: Failed to start service
    Caused by: java.lang.RuntimeException: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK
    Caused by: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK"}}
10:12:31,421 ERROR [org.jboss.as.server] (management-handler-thread - 1) JBAS015870: Deploy of deployment "customer-portal.war" was rolled back with the following failure message: 
{"JBAS014671: Failed services" => {"jboss.undertow.deployment.default-server.default-host./customer-portal" => "org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./customer-portal: Failed to start service
    Caused by: java.lang.RuntimeException: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK
    Caused by: java.lang.RuntimeException: UT010039: Unknown authentication mechanism KEYCLOAK"}}