Outlet has been working fine for 8 years - so what could have changed?
I hear this all the time. Things break.
If you are attempting to repair this yourself you need to start taking things apart and find a loose connection
. Often you will find it in the back of a receptacle where the wires are stabbed/plugged in
The pull chain fixture IS involved. Anything on the circuit may
Map the entire circuit and use some logic to determine the path of the wiring. It starts at the panel and goes from recep to recep to light switch etc. Sometimes they wire the hot circuits thru the light boxes. If your switches have only 2 wires
(blk/wht) in them, the power does go thru the light boxes and you may have to pull down fixtures to check connections.
Keep in mind that the problem may
be at a working recep. It might have power going in, but not out to the rest of the circuit.
PS. I am suspecting the problem to be with a white