License failure - I messed up! :'(

Hi team,

Could someone please help me related to the free license key provided to me?

I got a “free forever” key but when I try to active it, it returns “Failed to activate license: license activation failed: device fingerprint mismatch”.

Maybe it’s caused because I activate a key previously on a non persistent database and config file, and reused the config file to import the credentials to my persistent instance :confused:

I do not backuped the old config file of my new instance. Please, how can I proceed to activate this key?

Thanks a lot and regards

  • n8n version: 1.64.3
  • Database (default: SQLite): postgres
  • n8n EXECUTIONS_PROCESS setting (default: own, main): main
  • Running n8n via (Docker, npm, n8n cloud, desktop app): Docker
  • Operating system: Ubuntu 24

I solved it redoing my instance, exporting my credentials decrypted and my workflows

docker exec -u node -it <container> n8n export: credentials --all --decrypted > credentials.json

And creating it all again. I asked a new free forever license, and it activated o/

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