The camera is already set up to stream using and older version of this adaptation of the firmware... and as long as nothing else is connected (the firmware only allows one connection at a time) then when NR is triggered it just captures a frame. I don't know any more about the hows or whys... just learning myself.
But this error basically says that the directory or file is missing or incorrect. I programmed mine for what works in my case. You need to figure out your path then program that in. Perhaps the firmware you are running doesn't have