Getting JBAS011555 after configuring logging.properties file to an application in JBoss EAP 6

Issue

• I want to configure log per application using logging.properties. However, after adding this file to my WAR META_INF directory the following errors are shown on start up:

ERROR [org.jboss.msc.service.fail] (MSC service thread 1-5) MSC000001: Failed to start service jboss.deployment.unit."gesteccad.war".POST_MODULE: org.jboss.msc.service.StartException in service jboss.deployment.unit."app.war".POST_MODULE: JBAS018733: Falha ao processar a fase POST_MODULE do deployment "app.war"
    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:123) [jboss-as-server-7.1.3.Final-redhat-4.jar:7.1.3.Final-redhat-4]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811) [jboss-msc-1.0.2.GA-redhat-2.jar:1.0.2.GA-redhat-2]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746) [jboss-msc-1.0.2.GA-redhat-2.jar:1.0.2.GA-redhat-2]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_15]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_15]
    at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_15]
Caused by: org.jboss.as.server.deployment.DeploymentUnitProcessingException: JBAS011555: Failed to configure logging using 'logging.properties' configuration file.
    at org.jboss.as.logging.LoggingConfigurationProcessor.deploy(LoggingConfigurationProcessor.java:125)
    at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:116) [jboss-as-server-7.1.3.Final-redhat-4.jar:7.1.3.Final-redhat-4]
    ... 5 more
Caused by: java.lang.IllegalArgumentException: className is null
    at org.jboss.logmanager.config.AbstractPropertyConfiguration.<init>(AbstractPropertyConfiguration.java:52) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.logmanager.config.HandlerConfigurationImpl.<init>(HandlerConfigurationImpl.java:54) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.logmanager.config.LogContextConfigurationImpl.addHandlerConfiguration(LogContextConfigurationImpl.java:138) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.logmanager.PropertyConfigurator.configureHandler(PropertyConfigurator.java:477) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.logmanager.PropertyConfigurator.configure(PropertyConfigurator.java:379) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.logmanager.PropertyConfigurator.configure(PropertyConfigurator.java:92) [jboss-logmanager-1.3.2.Final-redhat-1.jar:1.3.2.Final-redhat-1]
    at org.jboss.as.logging.LoggingConfigurationProcessor.deploy(LoggingConfigurationProcessor.java:122)