Honeybee Legacy 0.66 runEnergySi,ulation Error

1. Solution exception:'NoneType' object has no attribute 'upper'
i got this after updated the earth tube example with newest honeybee components. anyone can help?HB_EarthTube updated.gh (683.1 KB)
Ladybug Legacy 0.0.69
Honeybee Legacy 0.0.66
OpenStudio 2.9.1

HI @fn
please uninstall the current openstudio and install OpenStudio 2.9.1. probably will solve

I solved the problem by add the missing preprocessing program :sweat_smile: