On 6.2.2011, at 15:30, Markus Boldt wrote:

> But why was there no error in the PDF-File? There all
> looks properly, of course the arrow was not present.

I have noticed that in the last couple of years the pdf outputs have become
much more tolerant of minor inconsistencies in scrap files. Loch files to a
lesser extent. Kml files are still quite fussy though.

Like Andrew, I found that incorrect wall orientation causes them to be
omitted (or 'inside out' around pillars.  There are others that I have not
solved yet...

Bruce


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