{"body": "The warning should be updated -- I have a suggestion:\n\n\n\"Warning - no light sources found. Wait a mo', you're NOT doing a daylight factor calculation, ARE YOU? I mean, really, in this day and age.  Or could it be the clear sky option in LEED?  Think about it: a clear sky WITHOUT sun - a physically impossible illumination condition in nature!  Isn't that just a bit weird? No, no, don't hit Ctrl-C, I haven't finished...\"\n\n\nBest\n<NAME>\n\n\nReader in Daylight Modelling\nInstitute of Energy and Sustainable Development\nDe Montfort University\nThe Gateway, Leicester, LE1 9BH, UK\nTel: +44 (0) 116 257 7972   \n\n\njm at dmu.ac.uk   \nhttp://www.iesd.dmu.ac.uk/~jm\n___\n<sup>Automatically generated content from [radiance mailing-list](https://radiance-online.org/pipermail/radiance-general/2011-July/008047.html).</sup>", "attachments": [], "created_by_name": "<NAME>", "created_at": "July 28, 2011 at 06:06AM", "created_by": "John_Mardaljevic", "parent_id": "radiance-general_008039", "id": "radiance-general_008047"}