If you take standalone/configuration/standalone.xml from WF 9.0.1.Final, and copy it over the one coming with WF 10.0.0.CR1, then start the server, and deploy a .war you get an exception: ... 17:13:33,335 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 61) WFLYUT0021: Registered web context: /customer-portal 17:13:33,344 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread ) WFLYCTL0013: Operation ( "add" ) failed - address: ([( "subsystem" => "batch" )]) - failure description: { "WFLYCTL0180: Services with missing/unavailable dependencies" => [ "org.wildfly.batch. default .thread.pool is missing [jboss.thread.executor.batch]" ]} 17:13:33,347 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread ) WFLYCTL0013: Operation ( "deploy" ) failed - address: ([( "deployment" => "customer-portal.war" )]) - failure description: { "WFLYCTL0288: One or more services were unable to start due to one or more indirect dependencies not being available." => { "Services that were unable to start:" => [ "jboss.deployment.unit.\" customer-portal.war\ ".batch.environment" , "jboss.deployment.unit.\" customer-portal.war\ ".batch.job- operator " ], "Services that may be the cause:" => [ "jboss.thread.executor.batch" ] }} 17:13:33,403 INFO [org.jboss.as.server] (ServerService Thread Pool -- 34) WFLYSRV0010: Deployed "customer-portal.war" (runtime-name : "customer-portal.war" ) The deployed .war does not make any use of batch at all.