Fatal error: Uncaught Error: Call to undefined function is_blog_installed() in /var/www/vh4623/1/intranet.fluvia.eu/wp-includes/load.php:540
Stack trace:
#0 /var/www/vh4623/1/intranet.fluvia.eu/wp-settings.php(140): wp_not_installed()
#1 /var/www/vh4623/1/intranet.fluvia.eu/wp-config.php(90): require_once('/var/www/vh4623...')
#2 /var/www/vh4623/1/intranet.fluvia.eu/wp-load.php(37): require_once('/var/www/vh4623...')
#3 /var/www/vh4623/1/intranet.fluvia.eu/wp-blog-header.php(13): require_once('/var/www/vh4623...')
#4 /var/www/vh4623/1/intranet.fluvia.eu/index.php(17): require('/var/www/vh4623...')
#5 {main}
thrown in /var/www/vh4623/1/intranet.fluvia.eu/wp-includes/load.php on line 540
Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'wp_ob_end_flush_all' not found or invalid function name in /var/www/vh4623/1/intranet.fluvia.eu/wp-includes/class-wp-hook.php on line 286