say if address is null

Author: UMTti

tmc-plugin/src/fi/helsinki/cs/tmc/actions/SaveSettingsAction.java

@@ -36,6 +36,10 @@ public void actionPerformed(ActionEvent e) {
         settings.setUsername(prefUi.getUsername());
         settings.setPassword(prefUi.getPassword());
         settings.setSavingPassword(prefUi.getShouldSavePassword());
+        if(prefUi.getServerBaseUrl() == null){
+            System.out.println("Server address on null");
+        }
+        System.err.println("Server address to set: " + prefUi.getServerBaseUrl());
         settings.setServerBaseUrl(prefUi.getServerBaseUrl());
         settings.setProjectRootDir(prefUi.getProjectDir());
         settings.setCheckingForUpdatesInTheBackground(prefUi.getCheckForUpdatesInTheBackground());