Error message

• Notice: Undefined offset: 0 in get_custom_cookies() (line 45 of /var/www/vhosts/njpikastetxea.eus/httpdocs/sites/all/modules/dm_cookies/dm_cookies.module).
• Notice: Trying to get property of non-object in get_custom_cookies() (line 45 of /var/www/vhosts/njpikastetxea.eus/httpdocs/sites/all/modules/dm_cookies/dm_cookies.module).