I ran the demo oauth-client-cdi the day before yesterday and it seemed to work.  It had some problems with the database service configuration, and I fixed that.  But then I decided to do a git fetch in order to get latest repo and I am getting this error.

ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 78) MSC000001: Failed to start service jboss.undertow.deployment.default-server.default-host./oauth-client-cdi: org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./oauth-client-cdi: java.lang.RuntimeException: java.lang.NullPointerException
    at org.wildfly.extension.undertow.deployment.UndertowDeploymentService$1.run(UndertowDeploymentService.java:85)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
    at org.jboss.threads.JBossThread.run(JBossThread.java:320)
Caused by: java.lang.RuntimeException: java.lang.NullPointerException
    at io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:231)
    at org.wildfly.extension.undertow.deployment.UndertowDeploymentService.startContext(UndertowDeploymentService.java:100)
    at org.wildfly.extension.undertow.deployment.UndertowDeploymentService$1.run(UndertowDeploymentService.java:82)
    ... 6 more
Caused by: java.lang.NullPointerException
    at org.keycloak.servlet.ServletOAuthClientBuilder.build(ServletOAuthClientBuilder.java:47)
    at org.keycloak.example.oauth.AppContextListener.contextInitialized(AppContextListener.java:59)
    at io.undertow.servlet.core.ApplicationListeners.contextInitialized(ApplicationListeners.java:187)
    at io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:198)
    ... 8 more

10:52:00,992 ERROR [org.jboss.as.controller.management-operation] (DeploymentScanner-threads - 1) WFLYCTL0013: Operation ("full-replace-deployment") failed - address: ([]) - failure description: {"WFLYCTL0080: Failed services" => {"jboss.undertow.deployment.default-server.default-host./oauth-client-cdi" => "org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./oauth-client-cdi: java.lang.RuntimeException: java.lang.NullPointerException
    Caused by: java.lang.RuntimeException: java.lang.NullPointerException
    Caused by: java.lang.NullPointerException"}}