Fatal error: Uncaught Error: Argument 2 passed to generate_where_clause_for_content_and_site_with_relationship() must be of the type int, null given, called in /home/skialpgsb-8v2ak/skialpgsb.gulliver.it/public/wp-content/themes/gsb/logic/service/service.php on line 310
in /home/skialpgsb-8v2ak/skialpgsb.gulliver.it/public/wp-content/themes/gsb/functions.php on line 630

Stack di chiamate:

1. generate_where_clause_for_content_and_site_with_relationship()
   wp-content/themes/gsb/logic/service/service.php:310
2. gulliver_register_cpt_service_thumbnail_id_calc()
   wp-content/themes/gsb/logic/service/service.php:143
3. gulliver_register_cpt_service_load_base()
   wp-content/themes/gsb/logic/service/service.php:169
4. gulliver_register_cpt_service_load_single()
   wp-content/themes/gsb/templates/service/service.php:14
5. require_once()
   wp-includes/template.php:810
6. load_template()
   wp-includes/template.php:745
7. locate_template()
   wp-content/themes/gsb/logic/service/service.php:451
8. gulliver_register_cpt_service_template_redirect()
   wp-includes/class-wp-hook.php:324
9. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:348
10. WP_Hook::do_action()
    wp-includes/plugin.php:517
11. do_action()
    wp-includes/template-loader.php:13
12. require_once()
    wp-blog-header.php:19
13. require()
    index.php:17