OK, I have success:

When the "recovered" file opens...DONT DO ANYTHING WITH IT! Go File > Save As... > and save as a completely different file. Then File > Close.

Any attempts to work with the recovered file will lock everything up.

Additional Info:

When I open the Sweet Home program, it automatically opens with the previous file (instead of opening the program itself)...and the title bar reads the filename "Kitchen.sh3d[recovered]".

I never specifically asked it to recover files, nor does it allow me to close the file...any ...

I have been using this software for the past few weeks. Suddenly, on a printout where I chose to send the 3d view to a seperate window, it is impossible to revert to having the 3d model back to the default view...under the 2d view.

What is worse is that if I try to close the 3d window, all of the ...