Fatal error: Uncaught Error: Call to undefined function wp_theme_has_theme_json() in /home/allianceaps/public_html/wp-includes/theme-templates.php:228
Stack trace:
#0 /home/allianceaps/public_html/wp-includes/class-wp-hook.php(324): wp_enable_block_templates('')
#1 /home/allianceaps/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#2 /home/allianceaps/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#3 /home/allianceaps/public_html/wp-settings.php(678): do_action('after_setup_the...')
#4 /home/allianceaps/public_html/wp-config.php(147): require_once('/home/alliancea...')
#5 /home/allianceaps/public_html/wp-load.php(50): require_once('/home/alliancea...')
#6 /home/allianceaps/public_html/wp-blog-header.php(13): require_once('/home/alliancea...')
#7 /home/allianceaps/public_html/index.php(21): require('/home/alliancea...')
#8 {main}
thrown in /home/allianceaps/public_html/wp-includes/theme-templates.php on line 228