JBAS014608: Failed to store configuration to standard.xml.tmp : java.io.FileNotFoundException ..... (Permission denied)

Issue

The following message appears in the sever logs

ERROR [org.jboss.as.controller.management-operation] (DeploymentScanner-threads - 1) JBAS014608: Failed to store configuration to egp.xml: java.io.FileNotFoundException: /opt/jboss-eap6/config/standard.xml.tmp (Permission denied)
    at java.io.FileOutputStream.open(Native Method) [rt.jar:1.6.0_31]
    at java.io.FileOutputStream.<init>(Unknown Source) [rt.jar:1.6.0_31]
    at java.io.FileOutputStream.<init>(Unknown Source) [rt.jar:1.6.0_31]
    at org.jboss.as.controller.persistence.FilePersistenceResource.writeToTempFile(FilePersistenceResource.java:86) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.persistence.ConfigurationFilePersistenceResource.commit(ConfigurationFilePersistenceResource.java:49) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.ModelControllerImpl$2.commit(ModelControllerImpl.java:401) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:354) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:211) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.server.deployment.DeploymentRemoveHandler$1.execute(DeploymentRemoveHandler.java:88) [jboss-as-server-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:397) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:284) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:211) [jboss-as-controller