I am using Win 10(1709) with Win Defender all updated with the latest updates. I also run Drivepool 2.2.0.900RC. This past week Defender was updated with a new antimalware client to version  4.12.17007.18011. I understand from reading that Microsoft made some changes under the hood to defender. Now every other time I boot the computer defender fails to start completely. I reboot the computer and defender works normally. I reboot the computer and defender fails completely. It will do this repeate