Originally Posted by PeterT
Its also quite possible that the dictionary is to complex to allow the basic conversion that the calibre eViewer performs to complete successfully.
I would have to side with your and DoctorOhh's view as this is the impression that I am getting about this problem. I too think that the problem is not in the memory itself but rather in the calibre's epub viewer. I was hoping to find a workaround by trying to be as specific as possible about this but it seems like I'm just stuck here.