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Getting these error related to the count(X)

Warning: count(): Parameter must be an array or an object that implements Countable in /home/DOMAIN/public_html/modules/mod_jo_facebook_groups/tmpl/default.php on line 20
and
Warning: count(): Parameter must be an array or an object that implements Countable in /home/DOMAIN/public_html/modules/mod_jo_facebook_groups/tmpl/default.php on line 49
0 other friends joined
Join Group

Warning: count(): Parameter must be an array or an object that implements Countable in /home/DOMAIN/public_html/modules/mod_jo_facebook_groups/tmpl/default.php on line 61

Warning: count(): Parameter must be an array or an object that implements Countable in /home/DOMAIN/public_html/modules/mod_jo_facebook_groups/tmpl/default.php on line 64


Please provide a solution, thank you.

Also trying to create an access token gives this error:
{"error_code":406,"error_msg":"Login approvals are on. Expect an SMS shortly with a code to use for log in (406)","error_data":"

or

{"error_code":2,"error_msg":"Service temporarily unavailable (2)","request_args":[{"key":"api_key","value":"

Hello
Sorry for delay feedback. We have checked but in this time Facebook api stop get feeds from Facebook groups. And we are fidding solution for this and we will updated modue and send you when we have solution for this
Best regards
Bach Pham