not curating anymore

hi, i have 3 site which this app was curating videos and been not working on 2 out of the 3 since june, i tried manny thing , new api, reinstaLL , add new channel, even when you do search it dont give any result. Iv e tried other things online but to be honest i was quite satisfy with this one, any help would be appreciated

The page I need help with: [log in to see the link]