If the issue is still happening, could you please share the wto, test images and the prebuilt apk with us, so that we can try to reproduce it locally?
we decide to change ar mark, and issue is gone. but its wierd))
We can't access the video - please provide access to either nicola.radacher [at] wikitude .com . Ideally you find another means to share the video, so also our colleagues from the tech team can access the video.
Thx and greetings