Say what?
in·vo·ca·tion - 1) the summoning of a deity or the supernatural. 2) an incantation used for this
in·can·ta·tion - 1) a series of words said as a magic spell or charm. 2) the use of words as a magic spell.
WTF? Is Revit trying to conduct a séance?

Revit lives in the land of perfect and doesn't understand what construction is.