Order Received and 404 Not Found

I’m using Tutor LMS 3 and woocomerce to process payment .After making the payment, the customer sees a 404 not found page. The purchase is successful. It should show a completed order page, or, redirect to courses, since I checked that option in the tutor lms

This is the URL Order Received that show 404 not found
https://egccapacitacoes.com.br/?p=824%2Forder-received%2F2247%2F&key=wc_order_n6selYXwrdWiC