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java.lang.NoClassDefFoundError: javax/ejb/SessionBean >	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)	at java.net.URLClassLoader.access$100(URLClassLoader.java:56)	at java.net.URLClassLoader$1.run(URLClassLoader.java:195)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)	at java.lang.ClassLoader.loadClass(ClassLoader.java:299)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)	at java.lang.ClassLoader.loadClass(ClassLoader.java:299)	at com.sun.appserv.server.util.ASURLClassLoader.loadClass(ASURLClassLoader.java:144)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at com.sun.appserv.server.util.ClassLoaderChain.loadClass(ClassLoaderChain.java:157)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at com.sun.appserv.server.util.ClassLoaderChain.loadClass(ClassLoaderChain.java:157)	at java.lang.ClassLoader.loadClass(ClassLoader.java:299)	at java.lang.ClassLoader.loadClass(ClassLoader.java:299)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at com.sun.enterprise.deployment.util.EjbBundleValidator.accept(EjbBundleValidator.java:238)	at com.sun.enterprise.deployment.EjbDescriptor.visit(EjbDescriptor.java:2058)	at com.sun.enterprise.deployment.EjbBundleDescriptor.visit(EjbBundleDescriptor.java:734)	at com.sun.enterprise.deployment.Application.visit(Application.java:1754)	at com.sun.enterprise.deployment.archivist.ApplicationArchivist.validate(ApplicationArchivist.java:470)	at com.sun.enterprise.deployment.backend.Deployer.loadDescriptors(Deployer.java:366)