I ended up replaceing the entire copper flex line, using the teflon tape on the threads at both connections. 18 hours later no drips or obvious leakage.
thanks for all of your help!
I have a 3yr old electric heater that appears to be leaking from connector of the heater and the pipe which carries hot water to the rest of the house. I removed the copper pipe and connection from the HWH as I saw water drip from it. it appears that at the least the gasket is shot. there is not...