ログイン直後、ぁゃιぃログが出た

[yanorei32]

SSIA.

これは何…？

Mon, 4. Oct 2021 18:34:46 UTC INFO] UUID of player yanorei32 is 8388ac24-9be6-4d51-9a19-40cc45f9715e
[Mon, 4. Oct 2021 18:34:46 UTC INFO] yanorei32 joined the game
[Mon, 4. Oct 2021 18:34:46 UTC INFO] yanorei32[/172.30.0.1:44536] logged in with entity id 2691 at ([world]-13.974790206105956, 63.0, -3.0360375946567135)
[Mon, 4. Oct 2021 18:34:46 UTC WARN] UUID of added entity already exists: EntityEnderman['Enderman'/2751, uuid='b4ac8af8-a6f3-4735-8cf0-f025d93a529d', l='ServerLevel[world]', x=-153.42, y=25.00, z=154.63, cpos=[-10, 9], tl=1901, v=false, rR=null]
[Mon, 4. Oct 2021 18:34:46 UTC WARN] UUID of added entity already exists: EntitySheep['Sheep'/2756, uuid='29edd374-f7b9-4268-8800-231094769c09', l='ServerLevel[world]', x=-191.63, y=62.00, z=145.77, cpos=[-12, 9], tl=502354, v=false, rR=null]
[Mon, 4. Oct 2021 18:34:46 UTC WARN] UUID of added entity already exists: EntitySheep['Sheep'/2757, uuid='02ad942b-86cb-416b-b141-dbeda9fdd796', l='ServerLevel[world]', x=-179.80, y=64.00, z=149.45, cpos=[-12, 9], tl=553433, v=false, rR=null]
[Mon, 4. Oct 2021 18:48:31 UTC WARN] UUID of added entity already exists: EntityDrowned['Drowned'/4757, uuid='9ef1ad70-3881-4840-9f6e-a859427a901f', l='ServerLevel[world]', x=-171.62, y=38.46, z=-256.01, cpos=[-11, -17], tl=49992, v=false, rR=null]

[sksat]

なんだこりゃ

[Ry0taK]

おそらくこれ？
https://bugs.mojang.com/browse/MC-95649

[sksat]

本家か〜

[sksat]

いや本家とも限らんのかな