So I installed a fresh ubuntu and did it all over again.

Just now I see that the "haven" file has been created after running "go build", which was not the case on debian. I started the import of notes and so far it has imported 4951 of my notes.

#haven nostr:nprofile1qqsw9n8heusyq0el9f99tveg7r0rhcu9tznatuekxt764m78ymqu36cpz4mhxue69uhhyetvv9ujuat50phjummwv5hszymhwden5te0wahhgtn4w3ux7tn0dejj7qg4waehxw309an8yetwwvh82arcduhx7mn99uuwx66a

nostr:nevent1qqs9ch0gvrw5tk4wea2fvsquekk3wsrem2p67ar23rw822qwdzzf65spz4mhxue69uhkummnw3ezummcw3ezuer9wchsyg9rn5v7cgu27xc5hr8nvxz6jva3g8uefchl0gfj8fxtke0nmz8krcpsgqqqqqqszh9k0r