TypeError: Cannot read property 'layer' of undefined

[Drunemeton]

FCTT: 0.6.5
Layer-Hotkeys: 1.7.0

The below error happens in the console upon application launch.

Error:

foundry.js:2223 TypeError: Cannot read property 'layer' of undefined
    at layer-hotkeys.js:123
    at Function._call (foundry.js:2220)
    at Function.call [as __furnace_original_call] (foundry.js:2205)
    at Function.callOriginalFunction (Patches.js:57)
    at Function.<anonymous> (Debug.js:42)
    at SceneControls._render (foundry.js:3902)

Loaded Modules:
about-time--v0.1.48;
actually-private-rolls--v0.2;
adventuremusic--v1.0;
animated-spell-effects--v0.2.1;
betternpcsheet5e--v0.8.3;
calendar-weather--v2.7.5;
CautiousGamemastersPack--v0.1.6;
combat-utility-belt--v1.1.3;
dice-so-nice--v2.0.4;
dice-calculator--v0.5.10;
dww-battlemaps--v1.0.0;
dynamiceffects--v0.5.87;
fxmaster--v0.8.1;
koboldpressogl--v0.22;
layer-hotkeys--v1.7.0;
lmrtfy--v1.0;
mess--v0.11.2;
michaelghelfi--v1.0;
minor-qol--v0.1.58;
miskasmaps--v1.0;
music-d20-sampler--v1.0.0;
tomcartos-ostenwold--v1.0.0;
pings--v1.2.9;
SharedData--v1.0.0;
spellarena--v1.1.0;
furnace--v2.2;
tidy-ui_game-settings--v0.1.14;
tidy5e-sheet--v0.2.16;
token-action-hud--v0.5.12;
token-mold--v2.7.1;
trigger-happy--v0.6;
vtta-dndbeyond--v3.1.4;
vtta-iconizer--v2.1.12;

[Norc]

I'm still seeing this error in 0.7.5, or seeing it again? Not sure. Only Layer Hotkeys installed, clean world. The hotkeys do seem to be working, however.

[Norc]

Update from Moerill on discord:

[amcvfx]

I came here to check if this error had been flagged and it had I can see!
I am getting this error as well and was wondering if it was also a harmless one?