public ActionResult TwitterCallback(string oauth_token, string oauth_verifier) { if (!CheckLogin()) { return(RedirectToAction("Login", "Account")); } //Get the user's ID string uid = GetUserID(); //Get ASP.NET User Object ApplicationUser currentUser = GetUser(uid); //Get the LPUser based on ASP.NET User's e-mail LPUser lpCurrentUser = GetLPUser((string)currentUser.Email); var requestToken = new OAuthRequestToken { Token = oauth_token }; string Key = System.Configuration.ConfigurationManager.AppSettings["twKey"]; string Secret = System.Configuration.ConfigurationManager.AppSettings["twSecret"]; Twitter twitterUser = new Twitter { }; try { TwitterService service = new TwitterService(Key, Secret); OAuthAccessToken accessToken = service.GetAccessToken(requestToken, oauth_verifier); service.AuthenticateWith(accessToken.Token, accessToken.TokenSecret); VerifyCredentialsOptions option = new VerifyCredentialsOptions(); TwitterUser user = service.VerifyCredentials(option); TempData["Token"] = oauth_token; TempData["VToken"] = oauth_verifier; TempData["UserTag"] = user.ScreenName; TempData["Name"] = user.Name; TempData["Userpic"] = user.ProfileImageUrl; int TwID = lpCurrentUser.UserID; var Token = oauth_token; var VToken = oauth_verifier; String TwName = user.ScreenName; String TagName = user.Name; twitterUser.UserID = lpCurrentUser.UserID; twitterUser.TwName = TwName; twitterUser.TwTag = TagName; twitterUser.TwOauth = Token; twitterUser.TwVOauth = VToken; twitterUser.Date = DateTime.Now; twitterUser.EndDate = DateTime.Now.AddMinutes(60); repository.Add(twitterUser); repository.Save(); return(RedirectToAction("Settings/" + lpCurrentUser.UserID)); } catch { throw new System.InvalidOperationException("Twitter didnt like it"); } }