[DEBUG]--[ContentManager:find_file]: Requesting models/heroes_wip/doorman/materials/doorman_door.vmat_c file ERROR:root:Failed to load material models/heroes_wip ...
Download the latest release as a '.zip' file and head over to Blender 4.20+. Go to Edit->Preferences->Add-on->Install and point to the downloaded '.zip' file. Drag and drop the downloaded '.zip' file ...