Fatal error: Uncaught Error: Argument 2 passed to WP_Translation_Controller::load_file() must be of the type string, null given, called in /home3/isshedua/public_html/hostelhastalavista.eu/wp-includes/l10n.php on line 838
in /home3/isshedua/public_html/hostelhastalavista.eu/wp-includes/l10n/class-wp-translation-controller.php on line 101

Call stack:

1. WP_Translation_Controller::load_file()
   wp-includes/l10n.php:838
2. load_textdomain()
   wp-content/plugins/data-types-hotelica/pagetemplater.php:125
3. Hotelica_Page_Template_Plugin::load_plugin_textdomain()
   wp-includes/class-wp-hook.php:324
4. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:348
5. WP_Hook::do_action()
   wp-includes/plugin.php:517
6. do_action()
   wp-settings.php:695
7. require_once()
   wp-config.php:95
8. require_once()
   wp-load.php:50
9. require_once()
   wp-blog-header.php:13
10. require()
    index.php:17