There is a User Interface Bug when 2 files are open:
Autopilot is running for the first file.
I save the first file. (the option “close image after saving” is set)
Now only the second file remains.
Autopilot was not yet executed for this file and it is not possible to start autopilot for this file separately. This means that this file cannot be edited or saved.
Autopilot is run for every file that is opened you can check by hovering over the thumbnail in the filmstrip …
You can also check after the other image is closed by clicking on the open image Show Preview to see if it has already been applied because you can actually save without previewing.
Yes, you are right, autopilot is running for every file, and yes I can save without previewing.
But there is a bug with 2 files, when the first file is automatically closed.
With the first file I have the normal behavior: