} else if (event instanceof BusinessGroupModifiedEvent) {
BusinessGroupModifiedEvent bgmfe = (BusinessGroupModifiedEvent) event;
if (event.getCommand().equals(BusinessGroupModifiedEvent.CONFIGURATION_MODIFIED_EVENT)) {
// reset business group property manager
this.bgpm = new BusinessGroupPropertyManager(this.businessGroup);
// update reference to update business group object
this.businessGroup = BusinessGroupManagerImpl.getInstance().loadBusinessGroup(this.businessGroup);
main.contextPut("BuddyGroup", this.businessGroup);
TreeModel trMdl = buildTreeModel();
bgTree.setTreeModel(trMdl);