Warning: PHP Request Startup: Invalid date.timezone value 'New_York/America', using 'UTC' instead in Unknown on line 0

Warning: PHP Request Startup: Session ini settings cannot be changed after headers have already been sent in Unknown on line 0
https://www.ourbigclan.com/donald-mullis/ a genealogical discovery Fri, 31 Mar 2017 02:56:08 +0000 hourly 1 https://wordpress.org/?v=6.3.4
Warning: PHP Startup: Invalid date.timezone value 'New_York/America', using 'UTC' instead in Unknown on line 0