sometimes it happen when i put items to the ground that they disappear

• one it was a mag of the usg
  • dropped it to the ground because of reloading weapon

• another time i want change my jacket to another and the hole jacket with all items in it was gone
  • i drag on drop the jacket from the ground to the jacket slot in the inventory
  • had the new jacket equipped
  • but the jacket that was equipped before disappeared

• also happened with other items sometimes