I don't have anything to suggest on your specific example but perhaps
these two notes are relevant.
1. As is mentioned in the documentation, it's generally a bad idea to
write S4 initialize() methods for reference classes, rather than
reference class methods for $initialize():
a reference
Dear list,
I'm wondering if the following error I'm getting is a small bug in the
Reference Class paradigm or if it makes perfect sense.
When you write an explicit initialize method for a Ref Class, can you
then make use of '.self' WITHIN this initialize method just as you would
once an