This was a replacement dongle sent to me, so I wonder if that is part of the problem... It fails when it tries to report the install (per the stacktra...

Was able to the inverter working (needed more voltage), but still have this error on the registration page. So sort of stuck right now on the install ...

@eg4eric signature solar said they put in a request about two weeks ago. I haven't received anything. Will DM you.

What AWG are the wires you are using to connect the batteries to the bus bar?

Is there an answer to this though? Also, should we be using lugs to connect, or bare copper? If lugs, what is max/min sizing.