Comment 4 for bug 1797643

I was requested to check this on debian. A similar issue exists, so I have reported that.

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=910902

In this case the database is mariadb but the error is the same that ~/.local/share/akonadi/db_data/ does not exist. Presumably not automatically created as should have been.