I have the following jars that I want to include on the classpath of my EAR: jaxb-api.jar jaxb-impl.jar jsr172_1.0_api.jar log4j-1.2.15.jar spring.jar For my Spring/JAXB/Log4J solution. I tried to look into the deployment descriptors to place prebuilt ears but I could not find it. My solution was to open the MANIFEST.MF file inside the EJB project. […]