[keycloak-dev] What causes this?

[Stan Silvert]

I've screwed something up.  I've seen this before, but I can't for the 
life of me remember what causes it.  Look familiar to any of you guys?

09:00:40,332 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-8) 
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$StartTask.run(ServiceControllerImpl.java:1904) 
[jboss-msc-1.2.2.Final.jar:1.2.2.Final]
         at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown 
Source) [rt.jar:1.7.0_51]
         at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown 
Source) [rt.jar:1.7.0_51]
         at java.lang.Thread.run(Unknown Source) [rt.jar:1.7.0_51]
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: 
UT010039: Unknown authentication mechanism KEYCLOAK
         at 
io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:219)
         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:320)
         at 
io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:195)
         ... 7 more