It allowed me to buy flyingplus2 before flying plus. When I Clarinet help me figure that out, I bought flyingplus. Now I can't fly in the end even though I have flyingplus2. I talked to Clarinet it is a bug only Andrew can fix.
This is a continuation of the issues reported on this report: https://ecocitycraft.com/forum/threads/cant-fly-in-nether.220979/
