Change to the directory RegistryDomain-base/domains/registry/applications/j2ee-modules/soar/WEB-INF/classes.
Open the file omar.properties in a text editor.
Find the definition of the property omar.server.cms.classMap.urn\:oasis\:names\:tc\:ebxml-regrep\:profiles\:ws\:wsdl\:cataloging\:Service\:default.
Comment out this property definition by placing a pound sign (#) before the definition.
Save and close the omar.properties file.
Follow the instructions in To Stop and Restart the Application Server Domain for the Registry.