Fatal error: Uncaught Error: Call to undefined function gutenberg_register_block_style_variations_from_theme_json_partials() in /wp-content/plugins/gutenberg/lib/class-wp-theme-json-resolver-gutenberg.php:256 Stack trace: #0 /wp-content/plugins/gutenberg/lib/block-supports/block-style-variations.php(504): WP_Theme_JSON_Resolver_Gutenberg::get_theme_data() #1 /wp-includes/class-wp-hook.php(324): gutenberg_register_block_style_variations_from_theme('') #2 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /wp-settings.php(695): do_action('init') #5 /wp-config.php(123): require_once('/wp-settings.ph...') #6 /wp-load.php(50): require_once('/wp-config.php') #7 /wp-blog-header.php(13): require_once('/wp-load.php') #8 /index.php(17): require('/wp-blog-header...') #9 {main} thrown in /wp-content/plugins/gutenberg/lib/class-wp-theme-json-resolver-gutenberg.php on line 256