I am installing HA floorplan and added the Lovelace interface. I believe I followed all the instructions correctly, including adding the resource js in Lovelace but got the following error:
I downloaded the HA Floorplan in HACS. Is there some other step to install it?
Although I have some way to go, I have got past this issue and it was a mistake I made with defining the folder levels. Schoolboy error. Thanks for the reply.