Dropped items visible on singleplayer, but not on multiplayer

THIS IS NOT ON 1.20.2, THIS IS ON 1.20.1. 1.20.1 IS NOT LISTED A video demonstrating what I mean is linked. I also use Fabric, the mods are also listed in the images. https://drive.google.com/file/d/1rnJRIBAmXDi2ACcTR2_xAQdSIr3qlKLX/view?usp=sharing