ERROR cn.block_queue src/cryptonote_protocol/cryptonote_protocol_handler.h:95 Error in handle_invoke_map: Attempt to get cumulative difficulty from height 2241261 failed -- difficulty not in db

[Gingeropolous]

I have 24 instances of this over 3 days.

this is on a node with its RPC ports publicly listed and its also mining (via other machines pointing xmrig to this daemon)

[moneromooo-monero]

That usually means your db is toast.