ok, it seem I have found a cause of the power problem, it's : WATER FILTATION MACHINE. the WFT is the cause make power unstable. I had destruction it and play for about 2h and the power run smothly again.
_ is that the WFT is consume power to…
ok, let's me try to build another basement, I assume the power problem is going to slove, but maybe after a while the same problem may occur again. Who know ?
P.S : thank for helps.
I use the solar paner and about 250. by go up and down crazy I mean it doen't charge : up to 10 and drop down to 8, and just keep continue like that until reach 0 and the annoying message apper over and over again.