Here Tannenhof_Service.zip file …
it contains a Tannenhof.i3D – without rot rot /
to exchange them at the map of indoor ….
thinks “wegzusichern” a copy of your Tannenhof Map!
Now follows the lines of text in this zip.Datei …
after it has been unpacked from you …
with eg Notepad + +
(If you have no editor … looking as this on the net)
Hope it helps those further
who do not want to venture to the i3D change.