i just moved from Lastpass to Enpass 6 and i like the new version.
I only have one issue: I prefer a 2 vendor strategy for archiving my passwords - in the past, i exported my lastpass vault to csv and imported the csv into keepass - as an archive.
When i export an enpass 5.6.9 vault as a txt file, keepass is able to import this by choosing "Enpass TXT" in the import menue.
When i export an enpass 6.0.X vault as a txt file, keepass shows the error message "Object reference not set to an instance of an object".
So i seems, that you changed the txt-file format, did