public async Task <IActionResult> OnPost() { if (Request.Form["username"] != "" && Request.Form["pwd"] != "") { Object u = new { username = Username, firstName = Firstname, lastName = Lastname, password = Password, description = Description, street = Street, zipCode = ZipCode, city = City, country = Country }; HttpRequests r = new HttpRequests(); if (await r.CreateUserAsync(u) != HttpStatusCode.OK) { // Zeige Fehler an } } return(RedirectToPage("/Index")); }