http request failed... ERROR

i can select vimeo file on edit node. even small thumbnail is shown there. but when i save and go to the node display page it throws an error and the thumbnail for the image is not created.

Warning: file_get_contents(http://vimeo.com/api/v2/video/Filmmusik Demoreel.php): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found in _get_vimeo_thumbnail() (line 377 of sites/all/modules/shadowbox/file_shadowbox/file_shadowbox.module).
Warning: file_get_contents(http://vimeo.com/api/v2/video/Filmmusik Demoreel.php): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found in _get_vimeo_thumbnail() (line 377 of sites/all/modules/shadowbox/file_shadowbox/file_shadowbox.module).