为什么我无法使用Xcode 4从svn中检索提交的新文件夹？

I just started to use SVN with Xcode and stumbled upon several problems. I have started to work with SVN repository that was deployed on a remote server. The project had a standard directory structure (trunk, branches, tags). I have checked out the project with Xcode, did some work, performed commit (from Xcode). The teammate checked out that version. Then using Xcode, I have added new images folder and images to svn repository, and successfully performed commit. I ensure you that the image folder and the images were successfully uploaded to SVN server, because I saw that folder and images in trunk both from Xcode organizer and from browser, when was viewing the project remote files. I just started to use SVN with Xcode and stumbl