[Bug] Unable to purchase slave in creation

Expected Behavior

Design and purchase a slave when you start the game.

Current Behavior

Gives me an apologies error has occurred screen

Steps to Reproduce

1.Choose a slave 2.Design to my specifications 3.Attempt to purchase

Additional information

  • Release ID:mod version: 4.0.0-alpha.21
  • Commit: e06d18b3
  • Save file

free-cities-20221013-185425.save Screenshot__7_