Working with Weblogic 8.1, it’s fine just to put jar of weblogic-8.1.jar into your classpath, your client application will find weblogic server easily but with Weblogic 9+ (in my case, Weblogic 10.3), it’s not the case if you don’t know. You may get similar errors as: java.lang.NoClassDefFoundError: weblogic/utils/NestedException or java.lang.NoClassDefFoundError: weblogic/descriptor/DescriptorBean or java.lang.NoClassDefFoundError: weblogic/utils/classloaders/GenericClassLoader So… Read More