okh, I'm based on your SVGPath guide to change the lights properties in the PluginFurnitureCatalog.properties file.
I check that digital IDs are identical for the same object, I use Furniture Library Editor in English since the values are displayed with the decimal point.
What is meant by illegal line?

Emmanuel, as I was not able to send you a private message I sent to you by email libraries I have edited and are problematic.