private DomainUI initializeDomainUI(String domain) {

    try {
      DomainUI domainUI = new DomainUI();
      DomainUIRegistryExtension domainUIRegistry = getRegistry(domain);

      domainUI.setDomain(domain);

      String plugin = domainUIRegistry.getConfiguration().getContributor().getName();
      String pathIcon = domainUIRegistry.getElement(EDomainUIElements.icon);

      domainUI.setIcon(plugin, pathIcon);
      domainUI.setRegistry(domainUIRegistry);

      _domainUIs.put(domain, domainUI);

      return domainUI;
    } catch (Exception e) {
      return null;
    }
  }