This is what help->about tells me:

<r>For my first install of Sweethome3D, I installed the snap version V6.6 through the Ubuntu Application installer. After the first series of problems I had, I removed that installation then installed the V7.2 from <URL url="http://www.sweethome3d.com/download.jsp">http://www.sweethome3d.com ...

The roof generator does not install. I get the message: 'This plugin does not work with this version of Sweethome3D'.

I received that message from 3 or 4 plugins after installing the plugin manager.

<t>Thanks for recommending the plugin manager. That was a MUCH easier way of dealing with plugins. <br/>
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The Plugin Manager explained why several of the plugins never showed up in the Tools Menu. It seems that several of the plugins do not work on Version 7.2. This is unfortunate because I ...

<t>I have Read the plug in page. I have dbl clicked on the .sh3p files, select "run with another application" and select sweet home app. I then get a pop-up telling me that the plug-in was successfully import and will be available on next launch. The good news is that I have a Tools menu now, but ...

<t>Almost a year later from the previous post, I have installed V7.2 on to my Ubuntu 22.04 workstation and have run several of the configuration process suggested in this forum and in the User Documentation. <br/>
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I have created the .eteks directory in my home directory, my usr/home, under the ...