The Ramp elements in the centre of the two plans on this current project’s layout do not print (Cutepdf) unless I delete the wall between the two flights or delete the Detail View on the right.
RampPrintIssues.3dm (19.5 MB)
In this earlier version of the project, the Ramp prints:
RampPrints.3dm (19.6 MB)
Apart from being worked on for a few hours longer, the more current version of the project has been scaled from M to mm. Apart from that, I can find no difference between the objects in question to explain this behaviour.
I welcome advice on how to restore the current project.