Dron

Error message

• Warning: count(): Parameter must be an array or an object that implements Countable in theme_table() (line 1998 of /var/www/vhosts/unixdays.pl/includes/theme.inc).
• Warning: count(): Parameter must be an array or an object that implements Countable in theme_table() (line 2061 of /var/www/vhosts/unixdays.pl/includes/theme.inc).