The information in this article applies to:
Sometimes, when I try to place or edit a floor or ceiling platform hole in my drawing, a message tells me:
"A floor or ceiling platform hole polyline is placed where the platform height changes, or where no platform exists. Move the hole so it is completely contained within a single platform."
OR
"Could not create a hole in floor platform"
What do these messages mean?
By definition, a hole in an object such as a floor or ceiling platform must be completely contained within that object. A platform hole cannot touch the edge of the platform, extend past the edge of the platform, or be contained by multiple platforms.
If you draw a floor or ceiling platform hole at a location where it is not completely contained within a single floor or ceiling platform, one of these warning messages will display.
To prevent these warnings from displaying, make sure that each floor/ceiling hole present in your drawing: