As a stopgap measure, it should be possible for admins to assign productseries to an inactive product such as "unassigned" (id=2). This product was historically created for another purpose, so maybe a specific inactive product "deleted" should be created for this purpose.
As a stopgap measure, it should be possible for admins to assign productseries to an inactive product such as "unassigned" (id=2). This product was historically created for another purpose, so maybe a specific inactive product "deleted" should be created for this purpose.