Fatal error: Uncaught Error: Call to undefined function esc_sql() in /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/option.php:609
Stack trace:
#0 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/functions.php(1780): wp_load_alloptions()
#1 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/load.php(915): is_blog_installed()
#2 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-settings.php(174): wp_not_installed()
#3 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-config.php(111): require_once('/var/www/vhosts...')
#4 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-load.php(50): require_once('/var/www/vhosts...')
#5 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-blog-header.php(13): require_once('/var/www/vhosts...')
#6 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/index.php(1): require('/var/www/vhosts...')
#7 {main}
  thrown in /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/option.php on line 609

Fatal error: Uncaught Error: Call to undefined function esc_sql() in /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/option.php:609
Stack trace:
#0 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/option.php(164): wp_load_alloptions()
#1 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/l10n.php(63): get_option()
#2 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/l10n.php(165): get_locale()
#3 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/l10n.php(953): determine_locale()
#4 /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#5 [internal function]: WP_Fatal_Error_Handler->handle()
#6 {main}
  thrown in /var/www/vhosts/treecap.nl/webspace/httpdocs/treecap.nl-wordpress/wp-includes/option.php on line 609