Lightburn GCode Inverts Light and Dark on Photos - Snapmaker 2.0

I have a photo that I have dithered using imag-r.com using Norton tile method. Everything looks great in Lightburn using Threshold but when gcode runs on SM2, it prints as if inverted has been selected which is hasn’t. It also prints this way on the Lightburn dither options with the exception of grayscale at S-Value 254. @brent113…you have a lot of Lightburn experience. Have you seen this before? I started with LB 9.20 and have bumped down to 9.13. I am on SM2 firmware version 1.9.0. I have look

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