Listing lights fail

[VoyagerMP]

root@fw:~ => vi /usr/local/lib/ruby/gems/2.4/gems/hue-lib-0.7.4/lib/hue/bulb.rb +92
root@fw:~ => hue24 lights

1. Stehlampe Esszimmer: OFF
   Brightness: 0 (0%)
   Color: XY=[0.4578, 0.41], RGB≈[227, 172, 104]
2. Stehlampe Wohnzimmer: OFF
   Brightness: 152 (60%)
   Color: Temperature=2732°K (366 mired), RGB≈[255, 166, 87]
3. Stehlampe: ON
   Brightness: 254 (100%)
   Color: Temperature=2732°K (366 mired), RGB≈[255, 166, 87]
4. Tisch: OFF
   Brightness: 192 (75%)
   Color: XY=[0.4174, 0.33], RGB≈[233, 140, 161]
5. Lampe: OFF
   Brightness: 0 (0%)
   Effect:
6. Stehlampe Schlafzimmer: OFF
   Brightness: 0 (0%)
   Effect:
7. Deckenleuchte links: ON
   Brightness: 254 (100%)
   Effect:
8. Deckenleuchte rechts: ON
   Brightness: 254 (100%)
   Effect:
9. Deckenleuchte Wohnzimmer 1: ON
   Brightness: 254 (100%)
   Effect:
10. Deckenleuchte Flur 1: OFF
    Brightness: 126 (49%)
    Effect:
11. Deckenleuchte Flur 2: OFF
    Brightness: 126 (49%)
    Effect:
12. Deckenleuchte Wohnzimmer 2: ON
    Brightness: 254 (100%)
    Effect:
13. Deckenleucht Schlafzimmer: ON
    Brightness: 254 (100%)
    Effect:
14. Dusche2: ON
    Brightness: 254 (100%)
    Color: Temperature=2732°K (366 mired), RGB≈[255, 166, 87]
15. Dusche1: ON
    Brightness: 254 (100%)
    Color: Temperature=2732°K (366 mired), RGB≈[255, 166, 87]
16. Links: OFF
    Brightness: 126 (49%)
    Color: XY=[0.4575, 0.4099], RGB≈[227, 172, 104]
17. Rechts: OFF
    Brightness: 126 (49%)
    Color: XY=[0.4575, 0.4099], RGB≈[227, 172, 104]
18. Steckdose: OFF
    /usr/local/lib/ruby/gems/2.4/gems/hue-lib-0.7.4/lib/hue/bulb.rb:92:in brightness_in_unit_interval': undefined method /' for nil:NilClass (NoMethodError)
    from /usr/local/lib/ruby/gems/2.4/gems/hue-lib-0.7.4/lib/hue/bulb.rb:96:in brightness_percent' from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/extensions/bulb.rb:11:in block in print_state'
    from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/utilities/indentation.rb:11:in indent' from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/extensions/bulb.rb:10:in print_state'
    from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/extensions/bridge.rb:48:in block in print_bulbs' from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/extensions/bridge.rb:47:in each'
    from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/extensions/bridge.rb:47:in print_bulbs' from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/cli/commands/lights.rb:16:in execute'
    from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/lib/hue/cli.rb:30:in run' from /usr/local/lib/ruby/gems/2.4/gems/hue-cli-0.1.4/bin/hue:5:in <top (required)>'
    from /usr/local/bin/hue24:23:in load' from /usr/local/bin/hue24:23:in '

[majick]

I fixed this in #12 but I think the maintainer is no longer active.