Error message

• Warning: Illegal string offset 'subject' in jquery_countdown_timer_block_view() (line 78 of /var/www/ce-ESOT-Barcelona_master_build_58/www/sites/all/modules/jquery_countdown_timer/jquery_countdown_timer.module).
• Warning: Illegal string offset 'content' in jquery_countdown_timer_block_view() (line 79 of /var/www/ce-ESOT-Barcelona_master_build_58/www/sites/all/modules/jquery_countdown_timer/jquery_countdown_timer.module).