As any other stupid person would do, I didn't make any backup (yes, I know).
So, the thing is: I somehow managed to get an orphaned clone (no idea what it is, Inkscape keeps telling me that
No big deal, of course, I'll probably end up downloading the portable version and getting the new file from there. But some questions persist and I thought it would be wise to ask them now that I don't need the knowledge, that after I got into trouble again.
The questions are:
a) Under what circumstances one can get these orphaned clones?
b) How one could solve the problem?
As always, thank you for your help and time.