MySQL 5.7+ Imported Database and Log Rotate or Debian Account Error

So, I imported an old database to completely replace all existing databases and user tables in a new MySQL install.
Basically a dump of all tables (including user tables) from mysqldump will dump your user table too.
mysqldump –all-databases > dump.sql

So, you have a dump including all users too, and if you import them into a new [...]