dropped.cs

private void ConnectToSubscription()
{
    var bufferSize = 10;
    var autoAck = true;

    _subscription = _conn.ConnectToPersistentSubscription(STREAM, GROUP, EventAppeared, SubscriptionDropped,
        User, bufferSize, autoAck);
}

private void SubscriptionDropped(EventStorePersistentSubscriptionBase eventStorePersistentSubscriptionBase,
    SubscriptionDropReason subscriptionDropReason, Exception ex)
{
    ConnectToSubscription();
}