How to solve "Solution exception:'int' object is not iterable"

I have run a simulation of Daylight with Honeybee and I get the “Solution exception:‘int’ object is not iterable” error message.

Has anyone this same problem ?

The following link contains Rhino&GH files.
Please see those.(Sorry for only Japanese HP…)

Thank you.

Hi -
Please visit for questions related to the Ladybug Tools.