File: /var/www/html/wp-content/plugins/memberpress/app/views/shared/unauthorized.php
<?php if (!defined('ABSPATH')) {
die('You are not allowed to call this page directly.');
} ?>
<?php $mepr_options = MeprOptions::fetch(); ?>
<p><?php printf(
// Translators: %1$s: opening anchor tag, %2$s: closing anchor tag.
esc_html_x('You\'re unauthorized to view this page. Why don\'t you %1$s and try again%2$s.', 'ui', 'memberpress'),
'<a href="' . esc_url($mepr_options->login_page_url()) . '">',
'</a>'
); ?></p>