Backport bugfix.

Changelog.md

@@ -1,3 +1,8 @@
+## OpenStudio-ERI v1.4.4
+
+__Bugfixes__
+- Fixes possible simulation error if a slab has an ExposedPerimeter near zero.
+
 ## OpenStudio-ERI v1.4.3
 
 __Bugfixes__

hpxml-measures/HPXMLtoOpenStudio/measure.rb

@@ -924,6 +924,8 @@ def self.add_foundation_wall(runner, model, spaces, foundation_wall, slab_frac,
       length *= total_slab_exp_perim / total_fnd_wall_length
     end
 
+    return if length < 0.1 # Avoid Kiva error if exposed wall length is too small
+
     if gross_area > net_area
       # Create a "notch" in the wall to account for the subsurfaces. This ensures that
       # we preserve the appropriate wall height, length, and area for Kiva.

workflow/util.rb

@@ -111,7 +111,7 @@ def process_arguments(calling_rb, args, basedir, caller)
     options[:timeseries_outputs] = timeseries_types[1..-1]
   end
   if options[:version]
-    workflow_version = '1.4.3'
+    workflow_version = '1.4.4'
     puts "OpenStudio-ERI v#{workflow_version}"
     puts "OpenStudio v#{OpenStudio.openStudioLongVersion}"
     puts "EnergyPlus v#{OpenStudio.energyPlusVersion}.#{OpenStudio.energyPlusBuildSHA}"