What is Error 403: How does this error occur? The 403 error is a status code for ‘HTTP’-which means that the page you’re trying to open is somehow forbidden for an unknown cause, and when you try to click on that page, it shows an error on a blank white page. There are several reasons that are responsible to create this error. https://sites.google.com/uscryptocomlogin.com/nft-cryptocom/error-code-http-403-crypto-com-app