ClassNotFound exception while starting JBoss 5

Issue

• ClassNotFound exception while starting JBoss 5
• Getting below ERROR logs in server.log

ERROR [org.jboss.kernel.plugins.dependency.AbstractKernelController] (main) Error installing to Real: name=vfsfile:/opt/redhat/jboss-eap-5.2/jboss-as/server/test/conf/jboss-service.xml state=PreReal mode=Manual requiredState=Real
org.jboss.deployers.spi.DeploymentException: Error deploying: jboss.security:service=JaasSecurityManager
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Caused by: java.lang.ClassNotFoundException: org.jboss.security.plugins.JaasSecurityManagerService from BaseClassLoader@226946d2{vfsfile:/opt/redhat/jboss-eap-5.2/jboss-as/server/test/conf/jboss-service.xml}
    at org.jboss.classloader.spi.base.BaseClassLoader.loadClass(BaseClassLoader.java:481)
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ERROR [org.jboss.kernel.plugins.dependency.AbstractKernelController] (main) Error installing to Real: name=vfsfile:/opt/redhat/jboss-eap-5.2/jboss-as/server/test/deployers/ejb3.deployer/ state=PreReal mode=Manual requiredState=Real
org.jboss.deployers.spi.DeploymentException: Error deploying: vfsfile:/opt/redhat/jboss-eap-5.2/jboss-as/server/test/deployers/ejb3.deployer/
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Caused by: java.lang.NoClassDefFoundError: org/jboss/jpa/resolvers/DataSourceDependencyResolver
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Caused by: java.lang.ClassNotFoundException: org.jboss.jpa.resolvers.DataSourceDependencyResolver
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Caused by: java.lang.ClassNotFoundException: org.jboss.resource.metadata.RARDeploymentMetaData