If there's anyone who can make sure services are running properly on their Start9, it's nostr:nprofile1qqs8fl79rnpsz5x00xmvkvtd8g2u7ve2k2dr3lkfadyy4v24r4k3s4sppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7un9d3shjtnyv9kh2uewd9hj7qg4waehxw309aex2mrp0yhxummnw3ezucn89ur9eu8h. He's helped me out of a jam on a few occasions now.
Discussion
I think it's a Alby Hub issue. And Alby is aware of it. When the backend node goes down, Alby Hub isn't always able to restart services, and manual intervention is required to re-initialize the connection between the backend node and Alby Hub.