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Fatal error: Uncaught Error: Call to undefined function wp_get_attachment_url() in /home/engenhariadopape/www/cursos/wp-content/plugins/tutor/views/fragments/thumbnail-uploader.php:5 Stack trace: #0 {main} thrown in /home/engenhariadopape/www/cursos/wp-content/plugins/tutor/views/fragments/thumbnail-uploader.php on line 5