Fatal error: Uncaught Error: Call to undefined function gutenberg_block_template_part() in /home/cp34417/public_html/wp-content/themes/blockbase/header.php:16
Stack trace:
#0 /home/cp34417/public_html/wp-includes/template.php(723): require_once()
#1 /home/cp34417/public_html/wp-includes/template.php(672): load_template('/home/cp34417/p...', true)
#2 /home/cp34417/public_html/wp-includes/general-template.php(41): locate_template(Array, true)
#3 /home/cp34417/public_html/wp-content/themes/blockbase/404.php(8): get_header()
#4 /home/cp34417/public_html/wp-includes/template-loader.php(106): include('/home/cp34417/p...')
#5 /home/cp34417/public_html/wp-blog-header.php(19): require_once('/home/cp34417/p...')
#6 /home/cp34417/public_html/index.php(17): require('/home/cp34417/p...')
#7 {main}
thrown in /home/cp34417/public_html/wp-content/themes/blockbase/header.php on line 16