Fatal error: Uncaught Error: Call to undefined function wp_get_current_user() in /home/httpd/vhosts/saremco.ch/htdocs/wp-includes/capabilities.php:877
Stack trace:
#0 /home/httpd/vhosts/saremco.ch/htdocs/wp-content/plugins/user-registration/includes/admin/updater/class-ur-addon-updater.php(89): current_user_can('manage_options')
#1 /home/httpd/vhosts/saremco.ch/htdocs/wp-content/plugins/user-registration/includes/functions-ur-core.php(1605): UR_AddOn_Updater->__construct('https://wpevere...', '/home/httpd/vho...', Array)
#2 /home/httpd/vhosts/saremco.ch/htdocs/wp-content/plugins/user-registration-woocommerce/user-registration-woocommerce.php(106): ur_addon_updater('/home/httpd/vho...', 348, '1.1.7')
#3 /home/httpd/vhosts/saremco.ch/htdocs/wp-includes/class-wp-hook.php(324): UserRegistrationWooCommerce->plugin_updater('')
#4 /home/httpd/vhosts/saremco.ch/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array)
#5 /home/httpd/vhosts/saremco.ch/htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array) in /home/httpd/vhosts/saremco.ch/htdocs/wp-includes/capabilities.php on line 877