It was working and now impossible to add video or User

the problem appered 2 weeks ago,
before, all was working nice.

impossible to add a new source : i have this error
* warning: Invalid argument supplied for foreach() in sites/all/modules/vimeo/vimeo.module on line 399.
* Source did not validate with Vimeo.

and impossible to get video from the old installed pro account
the script returns an empty html list '

',

thanks