Java Edition 18w20a

Minecraft 18w20a
Edition	Java Edition
Release date	May 15, 2018
Type	Snapshot
Snapshot for	1.13
Downloads	Client (.json); Server
Protocol version	375
Data version	1489
Resource pack format	4
Data pack format	4
Minimum Java version	Java SE 8

18w20a is the thirty-fifth snapshot for Java Edition 1.13, released on May 15, 2018^[1].

Additions

Command format

Teams can now have a prefix and a suffix, specified as raw JSON text.
- /team option <team> prefix <prefix>
- /team option <team> suffix <suffix>

Changes

Blocks

Changed IDs of several blocks:

Old ID	New ID
`kelp_top`	`kelp`
`kelp`	`kelp_plant`
`prismarine_bricks_slab`	`prismarine_brick_slab`
`prismarine_bricks_stairs`	`prismarine_brick_stairs`

Changed names of several blocks:

Old name	New name
`Weighted Pressure Plate (Heavy)`	`Heavy Weighted Pressure Plate`
`Weighted Pressure Plate (Light)`	`Light Weighted Pressure Plate`
`Prismarine Bricks Slab`	`Prismarine Brick Slab`
`Prismarine Bricks Stairs`	`Prismarine Brick Stairs`

Items

Changed IDs of several items:

Old ID	New ID
`kelp_top`	`kelp`
`kelp`	`kelp_plant`
`cod_mob_spawn_egg`	`cod_spawn_egg`
`salmon_mob_spawn_egg`	`salmon_spawn_egg`

Changed names of several items:

Old name	New name
`Gold Horse Armor`	`Golden Horse Armor`
`Chain Helmet`	`Chainmail Helmet`
`Chain Chestplate`	`Chainmail Chestplate`
`Chain Leggings`	`Chainmail Leggings`
`Chain Boots`	`Chainmail Boots`
`Milk`	`Milk Bucket`
`Seeds`	`Wheat Seeds`
`Spawn Bat`	`Bat Spawn Egg`
`Spawn Blaze`	`Blaze Spawn Egg`
`Spawn Cave Spider`	`Cave Spider Spawn Egg`
`Spawn Chicken`	`Chicken Spawn Egg`
`Spawn Cod`	`Cod Spawn Egg`
`Spawn Cow`	`Cow Spawn Egg`
`Spawn Creeper`	`Creeper Spawn Egg`
`Spawn Dolphin`	`Dolphin Spawn Egg`
`Spawn Donkey`	`Donkey Spawn Egg`
`Spawn Drowned`	`Drowned Spawn Egg`
`Spawn Elder Guardian`	`Elder Guardian Spawn Egg`
`Spawn Enderman`	`Enderman Spawn Egg`
`Spawn Endermite`	`Endermite Spawn Egg`
`Spawn Evoker`	`Evoker Spawn Egg`
`Spawn Ghast`	`Ghast Spawn Egg`
`Spawn Guardian`	`Guardian Spawn Egg`
`Spawn Horse`	`Horse Spawn Egg`
`Spawn Husk`	`Husk Spawn Egg`
`Spawn Llama`	`Llama Spawn Egg`
`Spawn Magma Cube`	`Magma Cube Spawn Egg`
`Spawn Mooshroom`	`Mooshroom Spawn Egg`
`Spawn Mule`	`Mule Spawn Egg`
`Spawn Ocelot`	`Ocelot Spawn Egg`
`Spawn Parrot`	`Parrot Spawn Egg`
`Spawn Phantom`	`Phantom Spawn Egg`
`Spawn Pig`	`Pig Spawn Egg`
`Spawn Polar Bear`	`Polar Bear Spawn Egg`
`Spawn Pufferfish`	`Pufferfish Spawn Egg`
`Spawn Rabbit`	`Rabbit Spawn Egg`
`Spawn Salmon`	`Salmon Spawn Egg`
`Spawn Sheep`	`Sheep Spawn Egg`
`Spawn Shulker`	`Shulker Spawn Egg`
`Spawn Silverfish`	`Silverfish Spawn Egg`
`Spawn Skeleton`	`Skeleton Spawn Egg`
`Spawn Skeleton Horse`	`Skeleton Horse Spawn Egg`
`Spawn Slime`	`Slime Spawn Egg`
`Spawn Spider`	`Spider Spawn Egg`
`Spawn Squid`	`Squid Spawn Egg`
`Spawn Stray`	`Stray Spawn Egg`
`Spawn Tropical Fish`	`Tropical Fish Spawn Egg`
`Spawn Turtle`	`Turtle Spawn Egg`
`Spawn Vex`	`Vex Spawn Egg`
`Spawn Villager`	`Villager Spawn Egg`
`Spawn Vindicator`	`Vindicator Spawn Egg`
`Spawn Witch`	`Witch Spawn Egg`
`Spawn Wither Skeleton`	`Wither Skeleton Spawn Egg`
`Spawn Wolf`	`Wolf Spawn Egg`
`Spawn Zombie`	`Zombie Spawn Egg`
`Spawn Zombie Horse`	`Zombie Horse Spawn Egg`
`Spawn Zombie Pigman`	`Zombie Pigman Spawn Egg`
`Spawn Zombie Villager`	`Zombie Villager Spawn Egg`

Non-mob entities

Changed the name of lightning bolt:

Old name	New name
`Bolt of Lightning`	`Lightning Bolt`

General

Players in Creative mode can now sleep even if monsters are nearby.
Many internal IDs and data values have been changed, such as texture and structure files.

Fixes

50 issues fixed

From released versions before 1.13

MC-9620 – F1 and open chat makes hotbar appear.
MC-116928 – Command block and spawner minecart data fixer not working correctly.

From the 1.13 development versions

MC-121743 – Feedback of some commands uses OS locale for formatting decimal numbers.
MC-122331 – Shield with banner has broken colors.
MC-122428 – Fire doesn't disappear / Fire spread too quick.
MC-123136 – Vines placed against the ceiling and the wall are not upgraded correctly.
MC-123224 – Levers placed on the ground and ceiling rotate when upgrading.
MC-123466 – Scheduled block updates are lost when upgrading a world from 1.12.2.
MC-123589 – Inconsistent texture renaming.
MC-123790 – "italic":false in custom item names does not make name non-italic.
MC-124065 – Spawn Egg Data Loss on 1.7.10 -> 1.13 Upgrade.
MC-124112 – Renamed placed droppers lose their custom name when upgrading from 1.12.2.
MC-124203 – Right clicking adult skeleton horse or mule with spawn egg does not spawn baby.
MC-124343 – Command block minecart data walker never runs due to comparing different types.
MC-124496 – Debug Stick text is not translated in other languages.
MC-124998 – Command block minecarts disappear upon reloading the world.
MC-125091 – Bonemeal doesn't place flowers on plains biome.
MC-125092 – Bonemeal stops placing plants after placing flower.
MC-125182 – Block Entities are not upgraded properly when upgrading from 1.12.2.
MC-125307 – When a trident hits a mob, it will not fall right below it.
MC-125310 – Trident can penetrate the closed shulker / wither / ender dragon / invulnerable mobs.
MC-125342 – Trident cannot destroy the armor stand.
MC-125362 – Attribute modifier tooltips use OS locale.
MC-125408 – Loyalty tridents return to spectators (but don't get picked up).
MC-125625 – Glass panes, fences, iron bars and cobblestone walls sometimes fail to upgrade
MC-125799 – Chests placed in earlier versions make no sound when opened.
MC-125919 – Tridents enchanted with channeling will work in the end during a thunderstorm under certain conditions.
MC-126034 – The name of prismarine brick slab and stairs is not consistent with other brick slabs and stairs.
MC-126241 – Crash on World Load - Skyblock 2.1 Vanilla.
MC-126300 – Unlike sword, trident can accidentally break blocks in creative mode.
MC-126373 – Density of nether and overworld ore blobs significantly lower in 18w versions.
MC-126796 – Tropical fish are disappearing.
MC-126883 – Shulkers becomes dark purple when upgrading from 1.12.2.
MC-127027 – Squid's ink clouds appear to render/spawn sideways or lopsided.
MC-127250 – Drowned Chicken Rider is invincible and doesn't attack player.
MC-127252 – Killing the Drowned mob doesn't count towards the Monster Hunter/Monsters Hunted advancements.
MC-127301 – Shipwrecks always face north.
MC-127478 – Texture metadata parsing fails if animation block is not present.
MC-127730 – Fish have a strange shadow.
MC-127993 – Solid blocks placed on unhydrated farmland.
MC-128013 – Player can walk on the water with slow falling effect.
MC-128125 – When swimming within bottom stairs or slabs, the water shader does not appear.
MC-128472 – When swimming, the player can stand up even though there is a block above.
MC-128495 – Igloos often fail to generate completely.
MC-128615 – Cod and salmon loot table have redundant set_count function.
MC-128851 – The "A Furious Cocktail" advancement does not require Resistance.
MC-129236 – Swimming Sometimes Doesn't Work
MC-129244 – Lava uses the water texture on multiplayer
MC-129281 – Player's position, gamemode, inventory, effects gets reset to an older point upon re-entering a worldsave

From the previous development version

MC-129371 – Loading previous buffet worlds into 18w19b turns it into a default world type

Other fixes

Worlds created in 18w16a can also now be opened.

Video

Video made by slicedlime:

Trivia

Unlike most of the first-of-the-week snapshots, this was released on a Tuesday instead of Wednesday.

References

↑ "Minecraft Snapshot 18w20a" – Minecraft.net, May 15, 2018.

Navigation

[1] "Minecraft Snapshot 18w20a" – Minecraft.net, May 15, 2018.

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