Steam didn’t finish installing
What happened
Steam’s installer ended, but Steam isn’t complete in its environment.
The fix
Click Try Again.
When to write to us
If it happens twice, write to us with a diagnostics file.
Email support@malbec.app. For a diagnostics file, choose Help › Export Diagnostics… in Malbec and attach the zip it saves. It has no account details, and your home folder is masked.