Steps to Reproduce:
Place any of the following blocks: Cave vines, kelp, twisting vines, weeping vines
Use shears on them
Observed Results:
The sound is played but the arm doesn't move.
Expected Results:
The arm swings with the shears, both in first person and third person.
Notes:
Linked issues
Comments 2
The underlying issue here is presumably the same mechanism that causes and prevents every other block/entity in the game (except for pumpkins) from scheduling the arm swing animation when sheared, see MCPE-52105
Confirmed