In the "Calculate/InteractiveSchedule/Settings..." dialog "Add" the "Element ID" to the Criterion Name list and select "<>" and leave the field blank. Refer to the attached screenshot.
David Larrew, AIA, GDLA, GSRC
Architectural Technology Specialist
a r c h i S O L U T I O N S
WIN7-10/ OSX 10.15.7
AC 5.1-25 USA