The bug
When a pet is sitting inside of a boat or minecart, and the player attempts to make it sit/stand, the pet will not do so until the world is reloaded.
Comments 5
Can confirm in 20w51a.
Can confirm in 21w03a.
Can confirm in 21w06a.
Can confirm in 1.16.5 and 21w08b.
Can confirm in 20w49a.