warning messages in_array() expects parameter 2 to be array

I am seeing in my logs, very frequently
warning messages:

Warning: in_array() expects parameter 2 to be array, boolean given in addressfield_format_address_generate() (line 68 of /home/binastor/public_html/sites/all/modules/addressfield/plugins/format/address.inc).

Warning: in_array() expects parameter 2 to be array, boolean given in addressfield_format_address_generate() (line 79 of /home/binastor/public_html/sites/all/modules/addressfield/plugins/format/address.inc).

Warning: in_array() expects parameter 2 to be array, boolean given in addressfield_format_address_generate() (line 93 of /home/binastor/public_html/sites/all/modules/addressfield/plugins/format/address.inc).

Warning: in_array() expects parameter 2 to be array, boolean given in addressfield_format_address_generate() (line 105 of /home/binastor/public_html/sites/all/modules/addressfield/plugins/format/address.inc).