I use multisite
i deactived all plugins in network and subsites, only network active plugin "WPMU DEV Dashboard", and active "OnePress Image Elevator" plugin in a subsites.
But have error:
"Fatal error: Call to undefined function wp_get_current_user() in /home/69828-54725.cloudwaysapps.com/shtyexsnkr/public_html/wp-includes/capabilities.php on line 448"
Now i cannot access my subsite.