Version 11 to 12 data schema - AttributeError: ‘Subscription’ object has no attribute ‘naming_series’

[crafter]

Stop the server, perform your bench restore, then start bench,

Then, in another window, run the bench migrate

(Resolved) Restore V12 from V10 backups

Thank to all that contributed to this topic, and a special note to @Zlash65. This is how I solved the problem. On my old server (running erpnext 10.1.81) $ cd erpnext $ bench backup $ bench backup --with files On the new server (runnng erpnext 12.x.x-develop) $ cd erpnext $ bench --force restore --with-public-files backups/20190228_173601-erp_mysite-files.tar --with-private-files backups/20190228_173601-erp_mysite-private-files.tar backups/20190228_173601-erp_mysite-database.sql.gz…