If not sure what is string on notices is from in WP DEBUG LOG. from my site at https://www.frontstretch.com Anybody have an idea?
[03-Mar-2021 17:34:44 UTC] PHP Notice: Undefined offset: 1 in /home/frontstretch/public_html/wp-includes/feed.php on line 494
[03-Mar-2021 17:34:44 UTC] PHP Notice: Undefined offset: 2 in /home/frontstretch/public_html/wp-includes/feed.php on line 484
[03-Mar-2021 17:34:43 UTC] PHP Notice: Undefined offset: 1 in /home/frontstretch/public_html/wp-includes/feed.php on line 494
[03-Mar-2021 17:34:43 UTC] PHP Notice: Undefined offset: 2 in /home/frontstretch/public_html/wp-includes/feed.php on line 484
[03-Mar-2021 17:34:42 UTC] PHP Notice: Undefined offset: 1 in /home/frontstretch/public_html/wp-includes/feed.php on line 494
[03-Mar-2021 17:34:42 UTC] PHP Notice: Undefined offset: 2 in /home/frontstretch/public_html/wp-includes/feed.php on line 484
[03-Mar-2021 17:34:40 UTC] PHP Notice: Undefined offset: 1 in /home/frontstretch/public_html/wp-includes/feed.php on line 494
[03-Mar-2021 17:34:40 UTC] PHP Notice: Undefined offset: 2 in /home/frontstretch/public_html/wp-includes/feed.php on line 484