Product(s):	Hevacomp Mechanical Designer
	Version(s):	V8i (N/A)
	Environment:	N/A
	Area:	N/A
	Subarea:	N/A

Overview

For Shell and Core developments an SBEM error will occur if Stage of Analysis is set to As built, and then the Room is a shell area and building services systems have been assumed option is selected:

Method

In Hevacomp V25, the above settings will result in a generic SBEM error message when calculating results:

In Hevacomp V26, a new error message has been added to assist in diagnosing this issue:

At the As Built stage of development building services are expect to be fully defined. You will need to deselect Room is a shell area and building services systems have been assumed option to allow the calculation to proceed..