I attempted to turn on WP DEBUG AND now get all of this:
WordPress database error: [Duplicate entry ‘500’ for key ‘PRIMARY’]
INSERT INTO lur_posts
(post_author
, post_date
, post_date_gmt
, post_content
, post_content_filtered
, post_title
, post_excerpt
, post_status
, post_type
, comment_status
, ping_status
, post_password
, post_name
, to_ping
, pinged
, post_modified
, post_modified_gmt
, post_parent
, menu_order
, post_mime_type
, guid
) VALUES (1, ‘2021-02-08 14:41:29’, ‘0000-00-00 00:00:00’, ”, ”, ‘Auto Draft’, ”, ‘auto-draft’, ‘post’, ‘open’, ‘open’, ”, ”, ”, ”, ‘2021-02-08 14:41:29’, ‘0000-00-00 00:00:00’, 0, 0, ”, ”)
Warning: Creating default object from empty value in /home/customer/www/example.com/public_html/wp-admin/includes/post.php on line 732
Notice: Undefined property: stdClass::$ID in /home/customer/www/example.com/public_html/wp-admin/post-new.php on line 67
Notice: Undefined property: stdClass::$post_status in /home/customer/www/example.com/public_html/wp-admin/edit-form-blocks.php on line 106
Notice: Object of class WP_Post could not be converted to int in /home/customer/www/example.com/public_html/wp-includes/functions.php on line 4806
Notice: Undefined property: stdClass::$post_type in /home/customer/www/example.com/public_html/wp-admin/includes/meta-boxes.php on line 1426
Notice: Object of class stdClass could not be converted to int in /home/customer/www/example.com/public_html/wp-includes/functions.php on line 4806
Notice: Trying to get property ‘labels’ of non-object in /home/customer/www/example.com/public_html/wp-admin/includes/meta-boxes.php on line 1502
Notice: Trying to get property ‘attributes’ of non-object in /home/customer/www/example.com/public_html/wp-admin/includes/meta-boxes.php on line 1502
Notice: Undefined property: stdClass::$post_type in /home/customer/www/example.com/public_html/wp-admin/edit-form-blocks.php on line 429
Warning: Cannot modify header information – headers already sent by (output started at /home/customer/www/example.com/public_html/wp-includes/wp-db.php:1519) in /home/customer/www/example.com/public_html/wp-admin/admin-header.php on line 9
Notice: Trying to get property ‘label’ of non-object in /home/customer/www/example.com/public_html/wp-content/plugins/wordpress-seo/inc/class-wpseo-utils.php on line 907
Notice: Trying to get property ‘labels’ of non-object in /home/customer/www/example.com/public_html/wp-content/plugins/wordpress-seo/inc/class-wpseo-utils.php on line 908
Notice: Trying to get property ‘singular_name’ of non-object in /home/customer/www/example.com/public_html/wp-content/plugins/wordpress-seo/inc/class-wpseo-utils.php on line 908
Warning: Invalid argument supplied for foreach() in /home/customer/www/example.com/public_html/wp-content/plugins/wordpress-seo/admin/metabox/class-metabox.php on line 1067
Notice: Undefined property: stdClass::$post_type in /home/customer/www/example.com/public_html/wp-includes/taxonomy.php on line 226