<t>Thanks hansmex.. I'd tried all that stuff already and copying into a new directory.<br/>
In the end it was something really silly.<br/>
Even though I was in the directory holding the sh3p file, I needed to specify explicitly the directory, not just relative.<br/>
ie.<br/>
/usr/bin/sweethome3d ...

<t>I'm running on Ubuntu, every time I try to install a plugin I get the following error pop-up from sh3d.<br/>
<br/>
Running command: /usr/bin/sweethome3d ExportToHTML5-1.1.sh3p<br/>
<br/>
Getting "Can't import plug-in"<br/>
pop up in dialogue box.<br/>
<br/>
I've also tried manually moving the ...