Actually thinking about this a bit more, that error proves that n-d-r was actually announcing the prefix in question at that time, so not seeing it in your BGP peer output must have a different reason than what you are suggesting.
Actually thinking about this a bit more, that error proves that n-d-r was actually announcing the prefix in question at that time, so not seeing it in your BGP peer output must have a different reason than what you are suggesting.