if (!jenkinsAppSettings.isServerUrlSet()) {
JenkinsWidget.getInstance(project).updateStatusIcon(BuildStatusAggregator.EMPTY);
DefaultTreeModel model = (DefaultTreeModel) jobTree.getModel();
DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();
root.removeAllChildren();
model.nodeStructureChanged(root);
jobTree.setRootVisible(false);
jenkins.update(Jenkins.byDefault());
currentSelectedView = null;