Warning: Constant WP_ENV already defined in /var/www/html/wp-content/plugins/observer-plugin/observer-plugin.php on line 42

Fatal error: Uncaught ValueError: strpos(): Argument #3 ($offset) must be contained in argument #1 ($haystack) in /var/www/html/tmo/inc/library/post.php:213
Stack trace:
#0 /var/www/html/tmo/inc/library/post.php(213): strpos('The iBook Gamer...', '</p>', 250)
#1 /var/www/html/tmo/inc/library/post.php(62): Tmo\Inc\Library\Post->setup_post()
#2 /var/www/html/tmo/link/index.php(10): Tmo\Inc\Library\Post->__construct()
#3 {main}
  thrown in /var/www/html/tmo/inc/library/post.php on line 213