If you drink something, for example, water. If at the last moment of drinking, if you have another water bottle in a hot bar, and you change to this item, both of the water bottles will empty, but if you move the item in your hand, it will be filled again.
Found on the aternos minecraft server while playing with friend.
Environment
Drinking anything and switching to another drinkable item.
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We are tracking this issue in MC-198453, so this ticket is being resolved and linked as a duplicate.
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