Remember to back up before upgrading and even load a new empty project to avoid any damage to your current project.
And avoid upgrading before a gig.
You encountered something wrong in OS 1.21 and want to check if others can replicate it ?
Here is the place.
Doesn’t replace a support ticket, of course, but you might want to check if it’s not a feature before declaring a bug
Please report all bugs via the Support Tickets section on elektron.se if they have not already been confirmed below.