Following this method I managed to find files in C:\Users\user\AppData\Roaming\eTeks\Sweet Home 3D\work. After doing the suggested re-naming, the most recent one still would not open. There was an older one from the previous day that I did manage to open though. I lost a days work but at least that ...

I tried to send my home file to you but I got:

Delivery to the following recipient failed permanently:

[email protected]

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain eteks.com by mail.eteks.com. [176.31 ...

I have recently purchased a version of Sweet Home 3D from Amazon and had been using it for a few days. Saving my progress as I went. This morning I can open the Sweet Home 3D program and create new homes but the program cant open my saved home. I get the error message:

cant opent home
"my_home ...