Hi,
I can´t activate Elementor, I get this notice:
Fatal error : Uncaught Error: Call to undefined function flock() in /www/w/8/5/3/3/w8533248/html/wp-admin/includes/misc.php:181 Stack trace: #0 /www/w/8/5/3/3/w8533248/html/wp-admin/includes/misc.php(284): insert_with_markers() #1 /www/w/8/5/3/3/w8533248/html/wp-includes/class-wp-rewrite.php(1874): save_mod_rewrite_rules() #2 /www/w/8/5/3/3/w8533248/html/wp-includes/rewrite.php(281): WP_Rewrite->flush_rules() #3 /www/w/8/5/3/3/w8533248/html/wp-content/plugins/elementor/includes/maintenance.php(36): flush_rewrite_rules() #4 /www/w/8/5/3/3/w8533248/html/wp-includes/class-wp-hook.php(307): Elementor\Maintenance::activation() #5 /www/w/8/5/3/3/w8533248/html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters() #6 /www/w/8/5/3/3/w8533248/html/wp-includes/plugin.php(476): WP_Hook->do_action() #7 /www/w/8/5/3/3/w8533248/html/wp-admin/plugins.php(194): do_action() #8 {main} thrown in /www/w/8/5/3/3/w8533248/html/wp-admin/includes/misc.php on line 181
What should I do?