Application deployment fails with JBAS014654 Composite operation was rolled back Exception.

Issue

When deployed on EAP 6.2, a log file is created for each war file inside deployments folder named .war.failed and the following exception is seen :

13:35:28,439 ERROR [org.jboss.as.controller.management-operation] JBAS014784: Failed executing subsystem deployment-scanner boot operations
13:35:28,439 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,455 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,455 FATAL [org.jboss.as.server] JBAS015957: Server boot has failed in an unrecoverable manner; exiting. See previous messages for details.
13:35:28,455 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,455 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,455 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,470 ERROR [org.jboss.as.server.deployment.scanner] JBAS014654: Composite operation was rolled back
13:35:28,470 INFO  [org.jboss.as] JBAS015950: JBoss EAP 6.0.1.GA (AS 7.1.3.Final-redhat-4) stopped in 10ms
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