@Sampo2910 I just saw this on the NodeBB community site and it seems very much in line with the issue you are experiencing. Worth a look I think
Nov 26, 2022 / Technical Support
Hi, I am trying to setup NodeBB on my Windows PC., but iI get the error in the NodeBB Installer: There was an error connecting to your database. Please try again. I was wondering if using Version 6 of MongoDB instead of 5 could be the problem. Thanks in a...