code: public static final ClientVersionAlreadyExistsException clientVersionAlreadyExistsException(String clientName, String version) {
          return new ClientVersionAlreadyExistsException(Messages.i18n.format("clientVersionAlreadyExists", clientName, version)); //$NON-NLS-1$
      }
docs: Creates an exception from an client name.
  @param clientName the client name
  @param version the version
  @return the exception