I found that the party entries for Sillyventure 2k20+1 SE and 2k21 are missing.
I've downloaded them from scene.org and uploaded teem here with proper folder names.

https://archive.scene.org/pub/parties/2021/sillyventure21/ to
Silly_Venture,2021.08.20-22,Gdansk,Poland

https://archive.scene.org/pub/parties/2021/sillyventure21winter/ to
Silly_Venture,2021.12.08-12,Gdansk,Poland