Error message: Energy Savings could not be calculated because of the following: AirInfiltration: value for 'AirInfiltrationFloorFactor' must be greater than 0.

Labels: error energy savings cannot calculate energy savings air infiltration heat
Cause:  House Dimensions on the Audit Information screen has 0 for SF and Total Volume.
Go to the Audit Information Screen.
View the House Dimensions section.
Edit the existing Section or add a new section. 
Enter at least one Floor 1 record that is not marked as Basement.  (Shows up as Basement = You need to have one entry for Basement = No).
Click "Save"
Please make sure the values for re greater than Zero. 
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