Unable to connect Postgres DB with n8n

This does indeed sound like an issue with using the tunnel option. With ssh tunnel enabled the code creates a TCP proxy on the local postgres port, which becomes an issue when there are concurrent postgres node executions.
I’ll try to get a fix out next week.

Hello!

Yep, also using the tunnel

Hello, may I ask if there is any update here?

Hey @Fernand,

Yes, the below should fix this and it will be available in this weeks release.

Awesome! Thanks a lot for taking care!

New version [email protected] got released which includes the GitHub PR 9906.