<t>Using snap version installed in Ubuntu 18.10 from Ubuntu Software library import works fine from SH3F file contained in the ZIP files but if importing from ZIP file I have the message '.. imported' but nothing is really imported.<br/>
Also Sweet Home can't open a project located on a different ...

<r>For the problem about library import i opened a bug: <br/>
<URL url="https://bugs.launchpad.net/ubuntu/+source/sweethome3d/+bug/1773532"><LINK_TEXT text="https://bugs.launchpad.net/ubuntu/+sour ... ug/1773532">https://bugs.launchpad.net/ubuntu/+source/sweethome3d/+bug/1773532</LINK_TEXT></URL><br ...

<r>I noted: On Ubuntu 18.10 Sweet Home 3D works fine but this is FALSE: <br/>
it works fine to edit a project, but import library does not work. <br/>
See my bug <URL url="https://sourceforge.net/p/sweethome3d/bugs/832/">https://sourceforge.net/p/sweethome3d/bugs/832/</URL> <br/>
so the problem ...

<t>imported libraries (also if .zip) are correctly inserted in .eteks/sweethome3d<br/>
corrado@corrado-p8-bionic:~$ ls .eteks -AR<br/>
.eteks:<br/>
sweethome3d<br/>
.eteks/sweethome3d:<br/>
furniture languages preferences.xml textures<br/>
.eteks/sweethome3d/furniture:<br/>
3DModels-Scopia-1.6.3.zip ...

I'm sure, the same import works fine on 5.5.2 and does not work in 5.7 and message says clearly '... library "...sh3f" was successfully imported...

I found the object and copied into new project but I also discovered that import library does not work in Sweet Home 3D version 5.7 so the problem is not only in library editor.
Will try to prepare doc and open a bug.

In an old project i used a bathroom furniture called 'small lavatory' and i'm unable to find in the libraries you cite.
Furniture Library editor does not work, so the search is not easy.

I have no idea how to open a bug on java, will you open it?
Note: I have same problem also in Ubuntu 18.04 LTS

<t>On my Ubuntu 18.10 Cosmic I have Furniture library editor 1.22<br/>
On my Ubuntu 17.10 Artful I have Furniture library editor 1.21<br/>
on both I downloaded and unpacked 2 libraries: <br/>
3DModels-BlendSwap-CC-0-1.6.3.zip and 3DModels-LucaPresidente-1.6.3.zip<br/>
using library editor 1.21 I can ...

<t>1) SH3D file contains all the 3D models it needs.<br/>
in old projects created with 5.5.2 i see all 3D models<br/>
I need more models for the NEW projects created by 5.7<br/>
2) in Ubuntu 17.10 where I have 5.5.2 .eteks/sweethome3d seems empty<br/>
3) it was not a double post, the other one is ...