Fatal error: Uncaught Error: Class "WP_Theme_JSON_Data" not found in /home/grandriverheatin/public_html/wp-includes/class-wp-theme-json-resolver.php:183 Stack trace: #0 /home/grandriverheatin/public_html/wp-includes/class-wp-theme-json-resolver.php(559): WP_Theme_JSON_Resolver::get_core_data() #1 /home/grandriverheatin/public_html/wp-includes/script-loader.php(3205): WP_Theme_JSON_Resolver::get_merged_data() #2 /home/grandriverheatin/public_html/wp-includes/script-loader.php(3401): {closure}() #3 /home/grandriverheatin/public_html/wp-includes/class-wp-hook.php(308): {closure}('') #4 /home/grandriverheatin/public_html/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #5 /home/grandriverheatin/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #6 /home/grandriverheatin/public_html/wp-settings.php(609): do_action('wp_loaded') #7 /home/grandriverheatin/public_html/wp-config.php(89): require_once('/home/grandrive...') #8 /home/grandriverheatin/public_html/wp-load.php(50): require_once('/home/grandrive...') #9 /home/grandriverheatin/public_html/wp-blog-header.php(13): require_once('/home/grandrive...') #10 /home/grandriverheatin/public_html/index.php(17): require('/home/grandrive...') #11 {main} thrown in /home/grandriverheatin/public_html/wp-includes/class-wp-theme-json-resolver.php on line 183