HELP! KEYSHOT DEPTH MAP IS BLANK WHITE! HDR Toning > Method: Equalize Histogram DOES NOTHING!

So, my depth map started like this with no bg in keyshot, it looked like a mask (img #1), then when i added a plane as a background, it became pure white, and again the equalize histogram did nothing. PLEEEASE HELP! i absolutely need a functioning depth map and haven’t got help with this for days