Joomla Free extensions

good morning,
after downloading and installing your sftware to connect the site to facebook, I found the following problems:
1) if I don't check the facebook profile installed I can't save a new article because the error returns (error "cannot decode raw data (nsurleerrordomain: -1015))
2) yes account - post manager On facebook, every article published has errors like this: (Warning: count (): Parameter must be an array or an object that implements Countable in /web/htdocs/www.vaporup.it/home/ administrator / components / com_joautofacebook / views / accounts / tmpl / facebookpost.php on line 87

Warning: count (): Parameter must be an array or an object that implements Countable in /web/htdocs/www.vaporup.it/home/administrator/components/com_joautofacebook/views/accounts/tmpl/facebookpost.php on line 89

Warning: count (): Parameter must be an array or an object that implements Countable in /web/htdocs/www.vaporup.it/home/administrator/components/com_joautofacebook/views/accounts/tmpl/facebookpost.php on line 92)

you can help me recover

Hello ambrogio
We have checked and fixed all the problem and now i think it work fine. you can check it
Thank you for using our product
Best regards
Bach Pham