Unit displays "None" for fitting slots. #2354
Description
Bug Report
Unit displays "None" for fitting slots.
Expected behavior:
Display "Slots" or nothing
Actual behavior:
Displays "None"
Detailed steps to reproduce:
Release or development git branch? Please note the release version or commit hash:
v2.37.0
master
86cc025
Operating system and version (eg: Windows 10, OS X 10.9, OS X 10.11, Ubuntu 16.10):
Windows 10