I have the last version of lightroom classic 10.1 and photoshop 22.1 0.When I ask to lighroom opening photoshop, no problem,I modify and when I save my photo, I can't see it in lightroom, just in the original file
What do you have selected as source? A folder? The 'All Photographs' collection? Some (smart) collection? And do you have any active filter? This can be the problem. The returned image could be filtered out, or be out of view for another reason.