Piwigo encountered an irrecoverable error

bad chronology field (date)

#1	parse_well_known_params_url /var/www/vhosts/wessexfabrications.co.uk/gallery/include/section_init.inc.php(152)
#2	include /var/www/vhosts/wessexfabrications.co.uk/gallery/index.php(12)