ConcurrentModificationException while deploying the application

Issue

• While deploying the application, we could see the following error:

MSC000002: Invocation of listener "org.jboss.as.connector.deployers.ra.processors.ParsedRaDeploymentProcessor$1@151fdad" failed: java.util.ConcurrentModificationException
    at java.util.HashMap$HashIterator.nextNode(HashMap.java:1429) [rt.jar:1.8.0_40]
    at java.util.HashMap$KeyIterator.next(HashMap.java:1453) [rt.jar:1.8.0_40]
    at org.jboss.as.connector.subsystems.resourceadapters.IronJacamarResourceCreator.getIronJacamarResource(IronJacamarResourceCreator.java:268) [jboss-as-connector-7.4.3.Final-redhat-2.jar:7.4.3.Final-redhat-2]
    at org.jboss.as.connector.subsystems.resourceadapters.IronJacamarResourceCreator.execute(IronJacamarResourceCreator.java:283) [jboss-as-connector-7.4.3.Final-redhat-2.jar:7.4.3.Final-redhat-2]
    at org.jboss.as.connector.deployers.ra.processors.ParsedRaDeploymentProcessor$1.registerIronjacamar(ParsedRaDeploymentProcessor.java:140) [jboss-as-connector-7.4.3.Final-redhat-2.jar:7.4.3.Final-redhat-2]
    at org.jboss.as.connector.deployers.ra.processors.AbstractResourceAdapterDeploymentServiceListener.transition(AbstractResourceAdapterDeploymentServiceListener.java:160) [jboss-as-connector-7.4.3.Final-redhat-2.jar:7.4.3.Final-redhat-2]
    at org.jboss.msc.service.ServiceControllerImpl.invokeListener(ServiceControllerImpl.java:1565) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    at org.jboss.msc.service.ServiceControllerImpl.access$2800(ServiceControllerImpl.java:52) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    at org.jboss.msc.service.ServiceControllerImpl$ListenerTask.run(ServiceControllerImpl.java:2131) [jboss-msc-1.1.5.Final-redhat-1.jar:1.1.5.Final-redhat-1]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_40]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_40]
    at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_40]