Server wants us to remove unit id 2929, but we don't know about this unit
This case is reproduceable, load attached savegame, click 'next turn' and wait for this msg to appear.
This has been fixed as #45347 (just confirmed that this is the same issue)
1: Server wants us to remove unit id 2929, but we don't know about this unit!
version: Freeciv version 3.1.90.7-dev gui-gtk-3.22 compiled from git: 33c3c7a5939fc6ad67c69a073c41c23807e218b7 client: gtk3.22 ruleset: civ2civ3