See below for IVS screenshot. Mind you, last week with NO IVR and MD on, I'd get detection from cars and unfortunately all the bugs around the camera.You do not want to use self adaptive.
Post screenshots of your settings and image at night with your field of view with IVS rules drawn.
It could be the classic case of trying to do too much with one camera field of view.
Now, no hits at all from any motion.
