<t>My previous attempt at running the command line execute failed due to omitting the quotes from the command. I re-ran it today, again the program launch was unsuccessful, but I did get a more meaningful log.txt file:<br/>
<br/>
Exception in thread "main" java.lang.UnsatisfiedLinkError: no ...

Here's the log.txt file:
'SweetHome3D.exe' is not recognized as an internal or external command,
operable program or batch file.

<t>Yes SweetHome3D.exe exists in the WindowsApps folder, just where you said it would be. No there is no Java process running.<br/>
I also downloaded SweetHome3D-6.4.2-windows.exe from SourceForge and installed it. It does not run either. <br/>
Both give me the same result, i.e. nothing. No error ...

<t>Thanks for the reply. This is frustrating that I can't get SH3D to launch. I had great success a few years ago with an earlier version, and a different laptop, but now I get nothing!<br/>
<br/>
The link you provided did not work. It returned an error msg saying the server can't be reached ...

<t>I just bought the SH3D app from the microsoft app store and installed it under Win 10. It seems to have installed OK, but it will not open. I have tried rebooting my machine, but there is no change.<br/>
<br/>
I am running Win 10 Home version 1909 (build 18363.959).<br/>
<br/>
Not sure what ...