JNDIBasedSecurityManagement is already installed & NoSuchMethodException classloading issue in JBoss EAP 5?

Issue

• We have an application that is having classloading issues even though the classes are in common/lib.  Here is the console output:

  ERROR [AbstractKernelController] Error installing to Real: name=vfsfile:/usr/local/jboss-eap-5.1.2/server/production/deploy/security/security-jboss-beans.xml state=PreReal mode=Manual requiredState=Real
  org.jboss.deployers.spi.DeploymentException: Error deploying: JNDIBasedSecurityManagement
    at org.jboss.deployers.spi.DeploymentException.rethrowAsDeploymentException(DeploymentException.java:49)
    at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:130)
    at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:52)
  ...
  Caused by: java.lang.IllegalStateException: JNDIBasedSecurityManagement is already installed.
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:719)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:543)
    at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:125)
    ... 34 more
  ...
  ...
  ERROR [AbstractKernelController] Error installing to Instantiated: name=jboss.jca:name=DefaultDS,service=ManagedConnectionFactory state=Described mode=Manual requiredState=Configured
  java.lang.NoSuchMethodException: org.jboss.resource.connectionmanager.ManagedConnectionFactoryDeployment.<init>(org.jboss.resource.metadata.ConnectorMetaData, org.jboss.resource.metadata.mcf.ManagedConnectionFactoryDeploymentMetaData)
    at java.lang.Class.getConstructor0(Class.java:2706)
    at java.lang.Class.getConstructor(Class.java:1657)
    at org.jboss.mx.server.MBeanServerImpl.instantiate(MBeanServerImpl.java:1241)
    at org.jboss.mx.server.MBeanServerImpl.instantiate(MBeanServerImpl.java:286)
    at org.jboss.mx.server.MBeanServerImpl.createMBean(MBeanServerImpl.java:344)
    at org.jboss.system.ServiceCreator.installPlainMBean(ServiceCreator.java:211)
  ...