Fatal error: Uncaught Error: Call to undefined function wp_is_rest_endpoint() in /home/lyricsmous/public_html/wp-includes/script-loader.php:2590
Stack trace:
#0 /home/lyricsmous/public_html/wp-includes/blocks/index.php(29): wp_should_load_separate_core_block_assets()
#1 /home/lyricsmous/public_html/wp-includes/class-wp-hook.php(324): register_core_block_style_handles('')
#2 /home/lyricsmous/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#3 /home/lyricsmous/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /home/lyricsmous/public_html/wp-settings.php(643): do_action('init')
#5 /home/lyricsmous/public_html/wp-config.php(72): require_once('/home/lyricsmou...')
#6 /home/lyricsmous/public_html/wp-load.php(50): require_once('/home/lyricsmou...')
#7 /home/lyricsmous/public_html/wp-blog-header.php(13): require_once('/home/lyricsmou...')
#8 /home/lyricsmous/public_html/index.php(17): require('/home/lyricsmou...')
#9 {main}
thrown in /home/lyricsmous/public_html/wp-includes/script-loader.php on line 2590