Cannot set properties of null (setting "type") while trying to give ocular implants

Expected Behavior

Slave should be given ocular implants

Current Behavior

An error popup appear

image image

Note: The slave does not get the eyes but she still get the bonus devotion for getting her sight back

Steps to Reproduce

  1. Go to Pacifism (it's a slave, currently resting)
  2. Go into remote surgery
  3. Select "Give both eyes ocular implants"

Additional information

| FC version: 0.10.7.1, | mod version: 4.0.0-alpha.10, | build: 1149, commit: 4b431e15 |

Save file : free-cities-20211024-183613.save