Spottedleaf

Please try on https://github.com/PaperMC/Folia/commit/ef2c6971891b7571261591cd22d27ff555c5d3f2 (should be fixed primarily by https://github.com/PaperMC/Folia/commit/e73566fdc22b124d3b729daf8ddd7e7b1e5477d7)

I will need some world data to produce locally

Providing the world data (entity/poi/region) for the area shown in the video would be helpful.

https://github.com/PaperMC/Folia/commit/1e5e2154c9f88d788cecf0b9fcc77ece7d1f8663 May resolve the issue, can you re-test?

A lot of commands schedule now onto different contexts, which means when the command finishes synchronously it may not have the resulting command response available - as it has not...

https://github.com/PaperMC/Folia/commit/27561750dd0e90fe957d77e075f696a6f63b73b4 Is another fix for RCON

Resolved in 1.21.3 https://github.com/PaperMC/Folia/commit/e1601057b3e8131127788aafc8f4e80b800556c3

Fixed in 1.21.1 and 1.21.3 https://github.com/PaperMC/Folia/commit/06d719d57d7ca9df0bda9f881d330b05aca99ebd

POI data load doesn't run through main, so I would hesitate to say it is fixed. I'm not sure what caused this. There's unfortunately a significant lack of profiling data...

I cannot produce this on 1.21.4.