You could try something like Dropbox to share the file.
You can attach the link to a message here and others will be able to download it.
Try placing a marquee around half of your plan and view that in 3D.
No problem the place a marquee around half of what wasn't marquee in the first place.
Keep going until you can narrow down an area where the problem is.
Then try selecting individual elements or objects or a few at a time an view those in 3D.
It is all just a process of elimination.
You can copy relevant parts of the error message and paste them in a message here. Most of the report is probably not important.
With the duplicate library parts you can select them in the list and press the 'Information" button to get more details.
You can have placed duplicates and non-placed duplicates but you should be able to drill down and find the object names.
Then it is a case of browsing your library folders and deleting the duplicate parts or simply removing any libraries you don't need in the Library Manager.
Search the help files for duplicate library parts.
There should be plenty of info and diagrams.
There are many posts in this forum as well - here is just one.
http://archicad-talk.graphisoft.com/viewtopic.php?t=46068
Barry.
One of the forum moderators.
Versions 6.5 to 27
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