//We start multiple actions in parallel to delete tweets
        void EraseTweetsAction(TwitterContext ctx, CancellationToken cancellationToken)
        {
            int nextTweetID = getNextTweetIDSync();

            #if DEBUG_TEST
            Random rnd = new Random();
            #endif

            //Are we done?
            while (nextTweetID != Int32.MinValue)
            {
                //We can't cancel here, we have already fetched a new ID and if we cancel here it will never be deteled
                Tweet tweet = mTweetsCollection[nextTweetID];

                //Clear Tweets logic here
                try
                {
            #if DEBUG_TEST
                    Thread.Sleep(sleepFakeWaitMilliseconds);
                    if (rnd.Next() % 3 == 0)    // Simulate error
                    {
                        throw new ArgumentNullException();
                    }
                    else
                    {
                        Exception e = new Exception("Sorry, that page does not exist");
                        throw new Exception("", e);
                    }
            #else
                    ulong tid = ulong.Parse(tweet.ID);
                    Status ret = null;
                    DirectMessage ret2 = null;

                    switch (TweetsEraseType)
                    {
                        case ApplicationSettings.EraseTypes.TweetsAndRetweets:
                            ret = ctx.DeleteTweetAsync(tid).Result;
                            break;
                        case ApplicationSettings.EraseTypes.Favorites:
                            ret = ctx.DestroyFavoriteAsync(tid).Result;
                            break;
                        case ApplicationSettings.EraseTypes.DirectMessages:
                            ret2 = ctx.DestroyDirectMessageAsync(tid, true).Result;
                            break;
                        default:
                            break;
                    }
            #endif
                    tweet.Status = STATUS_DELETED;
                }
                catch (Exception ex)
                {
                    TwitterQueryException exception = ex.InnerException as TwitterQueryException;
                    if (exception != null && exception.StatusCode == System.Net.HttpStatusCode.NotFound)
                    {
                        tweet.Status = STATUS_NOT_FOUND;
                    }
                    else if (exception != null &&
                            (exception.StatusCode == System.Net.HttpStatusCode.Unauthorized || exception.StatusCode == System.Net.HttpStatusCode.Forbidden))
                    {
                        tweet.Status = STATUS_NOT_ALLOWED;
                    }
                    else
                    {
                        tweet.Status = STATUS_ERROR;
                        var tmp = new JsonTweet() { created_at = Helpers.DateTimeToString(tweet.Date), id_str = tweet.ID, text = tweet.Text };

                        lock (_lockerNotDeletedTweetsLst)
                        {
                            notDeletedTweets.Add(tmp);
                        }
                    }
                }
                finally
                {
                    onDeletedTweetUIUpdate(tweet);
                }

                //We cancel once a tweet is completely handeled, we make sure not to request for a new one
                if (cancellationToken.IsCancellationRequested)
                {
                    return;
                }

                nextTweetID = getNextTweetIDSync();
            }
        }
        //We start multiple actions in parallel to delete tweets
        void EraseTweetsAction(TwitterContext ctx, CancellationToken cancellationToken)
        {
            int nextTweetID = getNextTweetIDSync();

#if DEBUG_TEST
            Random rnd = new Random();
#endif

            //Are we done?
            while (nextTweetID != Int32.MinValue)
            {
                //We can't cancel here, we have already fetched a new ID and if we cancel here it will never be deteled
                Tweet tweet = mTweetsCollection[nextTweetID];

                //Clear Tweets logic here
                try
                {
#if DEBUG_TEST
                    Thread.Sleep(sleepFakeWaitMilliseconds);
                    if (rnd.Next() % 3 == 0)    // Simulate error
                    {
                        throw new ArgumentNullException();
                    }
                    else
                    {
                        Exception e = new Exception("Sorry, that page does not exist");
                        throw new Exception("", e);
                    }
#else
                    ulong         tid  = ulong.Parse(tweet.ID);
                    Status        ret  = null;
                    DirectMessage ret2 = null;

                    switch (TweetsEraseType)
                    {
                    case ApplicationSettings.EraseTypes.TweetsAndRetweets:
                        ret = ctx.DeleteTweetAsync(tid).Result;
                        break;

                    case ApplicationSettings.EraseTypes.Favorites:
                        ret = ctx.DestroyFavoriteAsync(tid).Result;
                        break;

                    case ApplicationSettings.EraseTypes.DirectMessages:
                        ret2 = ctx.DestroyDirectMessageAsync(tid, true).Result;
                        break;

                    default:
                        break;
                    }
#endif
                    tweet.Status = STATUS_DELETED;
                }
                catch (Exception ex)
                {
                    TwitterQueryException exception = ex.InnerException as TwitterQueryException;
                    if (exception != null && exception.StatusCode == System.Net.HttpStatusCode.NotFound)
                    {
                        tweet.Status = STATUS_NOT_FOUND;
                    }
                    else if (exception != null &&
                             (exception.StatusCode == System.Net.HttpStatusCode.Unauthorized || exception.StatusCode == System.Net.HttpStatusCode.Forbidden))
                    {
                        tweet.Status = STATUS_NOT_ALLOWED;
                    }
                    else
                    {
                        tweet.Status = STATUS_ERROR;
                        var tmp = new JsonTweet()
                        {
                            created_at = Helpers.DateTimeToString(tweet.Date), id_str = tweet.ID, text = tweet.Text
                        };

                        lock (_lockerNotDeletedTweetsLst)
                        {
                            notDeletedTweets.Add(tmp);
                        }
                    }
                }
                finally
                {
                    onDeletedTweetUIUpdate(tweet);
                }

                //We cancel once a tweet is completely handeled, we make sure not to request for a new one
                if (cancellationToken.IsCancellationRequested)
                {
                    return;
                }

                nextTweetID = getNextTweetIDSync();
            }
        }