Fatal error: Uncaught Error: Call to undefined function Smush\Core\Parser\str_contains() in /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-parser.php:373
Stack trace:
#0 /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-parser.php(358): Smush\Core\Parser\Parser->sanitize_value('property')
#1 /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-parser.php(157): Smush\Core\Parser\Parser->is_safe('property')
#2 /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-parser.php(120): Smush\Core\Parser\Parser->get_element_attributes('<meta property=...', 'https://nippon-...')
#3 /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-page-parser.php(35): Smush\Core\Parser\Parser->get_elements_with_image_attributes('<!DOCTYPE html>...', 'https://nippon-...')
#4 /home/nipponteien/nippon-teien.com/public_h in /home/nipponteien/nippon-teien.com/public_html/wp/wp-content/plugins/wp-smushit/core/parser/class-parser.php on line 373