Down_visible_level failure [New Builder]

Summary:

Steps to reproduce:

  1. Open new building editor
  2. Select previously built building
  3. Cycle through “floors” - scroll type button with roof icon, number 1-4 and arrows

Expected Results:
Not to break?

Actual Results:
Two reports:
release-834 (x64)
c++ exception: lua runtime error
stack traceback:

release-834 (x64)
…s/client/building_vision/building_vision_service.lua:289: assign to undeclared variable ‘cur_level’
stack traceback:
[C]: ?
[C]: in function ‘error’
radiant/lib/strict.lua:22: in function <radiant/lib/strict.lua:18>
…s/client/building_vision/building_vision_service.lua:289: in function ‘down_visible_level’
…hearth/services/client/building/building_service.lua:569: in function <…hearth/services/client/building/building_service.lua:568>

Notes:

Attachments:

Version Number and Mods in use:
release-834 (x64)
Vanilla Baby

System Information: