Internal Error 500

When I switch on generating sitemap, during the saving pages I got this eror:

{
“code”: “internal_server_error”,
“message”: “

There has been a critical error on this website.<\/p>

Learn more about troubleshooting WordPress.<\/a><\/p>”,
“data”: {
“status”: 500,
“error”: {
“type”: 1,
“message”:
“Uncaught Error: Call to undefined function app\init\get_home_path() in /home/simplys7/public_html/wp-content/plugins/cds-simple-seo/app/init/Sitemap.php:91
Stack trace: 0 /home/simplys7/public_html/wp-includes/class-wp-hook.php(326): app\init\Sitemap->buildSitemap() 1 /home/simplys7/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() 2 /home/simplys7/public_html/wp-includes/plugin.php(517): WP_Hook->do_action() 3 /home/simplys7/public_html/wp-includes/post.php(4784): do_action() 4 /home/simplys7/public_html/wp-includes/post.php(4930): wp_insert_post() 5 /home/simplys7/public_html/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php(880): wp_update_post() 6 /home/simplys7/public_html/wp-includes/rest-api/class-wp-rest-server.php(1230): WP_REST_Posts_Controller->update_item() 7 /home/simplys7/public_html/wp-includes/rest-api/class-wp-rest-server.php(1063): WP_REST_Server->respond_to_request() 8 /home/simplys7/public_html/wp-includes/rest-api/class-wp-rest-server.php(439): WP_REST_Server->dispatch() 9 /home/simplys7/public_html/wp-includes/rest-api.php(428): WP_REST_Server->serve_request() 10 /home/simplys7/public_html/wp-includes/class-wp-hook.php(324): rest_api_loaded() 11 /home/simplys7/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() 12 /home/simplys7/public_html/wp-includes/plugin.php(565): WP_Hook->do_action() 13 /home/simplys7/public_html/wp-includes/class-wp.php(418): do_action_ref_array() 14 /home/simplys7/public_html/wp-includes/class-wp.php(813): WP->parse_request() 15 /home/simplys7/public_html/wp-includes/functions.php(1336): WP->main() 16 /home/simplys7/public_html/wp-blog-header.php(16): wp() 17 /home/simplys7/public_html/index.php(17): require(‘/home/simplys7/…’) 18 {main}

thrown”,
“file”: “/home/simplys7/public_html/wp-content/plugins/cds-simple-seo/app/init/Sitemap.php”,
“line”: 91
}
},
“additional_errors”: []
}