title: jboss fatal starting deployment
body: <p>Trying to start JBoss EAP 6.2.3.GA I get the errors:</p>
  
  <blockquote>
    <p>14:31:43,523 WARN  [org.jboss.as.server.deployment.scanner] (ServerService Thread Pool -- 18) JBAS015005: Reliable deployment behaviour is not possible when auto-deployment of exploded content is enabled (i.e. deployment without use of ".dodeploy"' marker files). Configuration of auto-deployment of exploded content is not recommended in any situation where reliability is desired. Configuring the deployment scanner's auto-deploy-exploded setting to "false" is recommended.</p>
    
    <p>14:31:44,977 ERROR [org.jboss.as.controller.management-operation] (ServerService Thread Pool -- 18) JBAS014613: Operation ("add") failed - address: ([("deployment" => "myear.ear")]) - failure description: "JBAS014803: Duplicate resource [(\"deployment\" => \"myear.ear\")]"</p>
    
    <p>14:31:44,977 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) "JBAS014784: Failed executing subsystem deployment-scanner boot operations"</p>
    
    <p>14:31:44,977 WARN  [org.jboss.as.server.deployment.scanner] (DeploymentScanner-threads - 1) JBAS015000: Cannot delete deployment progress marker file U:\JBOSS_CFG\deployments\myear.ear.isdeploying</p>
    
    <p>14:31:45,025 FATAL [org.jboss.as.server] (Controller Boot Thread) JBAS015957: Server boot has failed in an unrecoverable manner; exiting. See previous messages for details.</p>
    
    <p>14:31:45,042 INFO  [org.jboss.as] (MSC service thread 1-5) JBAS015950: JBoss EAP 6.2.3.GA (AS 7.3.3.Final-redhat-3) stopped in 10ms</p>
    
    <p>14:31:45,042 WARN  [org.jboss.as.server.deployment.scanner] (DeploymentScanner-threads - 1) JBAS015000: Cannot delete deployment progress marker file U:\JBOSS_CFG\deployments\mywar.war.isdeploying</p>
  </blockquote>