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{{Dangerous version|multiple=true|edition=java|version=release|type=vulnerability|Creative mode players with modified clients can create signs that can run any command. This was fixed in [[Minecraft:Java Edition 1.8.6|1.8.6]].<br/>The dedicated server for this version includes a security vulnerability in the Log4j library that could be used to perform a remote code execution exploit. It can be addressed by appending a certain JVM argument to the server startup command line.<ref name="article_log4shell_vulnerability">{{Mcnet|important-message--security-vulnerability-java-edition|Important Message: Security vulnerability in Java Edition|December 10, 2021}}</ref>}}
{{Infobox version
|title=Minecraft 1.8.1
|edition=java
|image=Java Edition 1.8.1.png
|date=November 24, 2014
|jsonhash=cc3bf2b602bcb4d55b4581ea9bb55c4e4b2d9bc9
|clienthash=6edd2a3e3d76a7602c52f319f87cf11f7720b43b
|serverhash=68bfb524888f7c0ab939025e07e5de08843dac0f
|exehash=af2948251122e017c1254afa969019bc78815510
|prevparent=1.8
|next=1.8.2
|nextparent=1.9
}}

'''1.8.1'''<ref>{{tweet|dinnerbone|519526205746184193|We are planning on releasing a 1.8.1 soon.|October 7, 2014}}</ref> is a minor update for {{JE}} released on November 24, 2014 to improve performance and fix bugs.<ref>{{tweet|Dinnerbone|535025960245293056|Minecraft PC news: We're going to do another pre-release today, and hopefully do the final release of 1.8.1 on Monday if there's no issues.|November 19, 2014}}</ref> 1.8.1 is compatible with [[Minecraft:Java Edition 1.8|1.8]] servers.<ref>{{cite|url=https://www.mojang.com/2014/10/minecraft-1-8-1-pre-release-1/|archive-url=https://web.archive.org/web/0/https://www.mojang.com/2014/10/minecraft-1-8-1-pre-release-1/|title=Minecraft 1.8.1 Pre-release 2|author=Dinnerbone|website=Mojang.com|date=October 15, 2014}}</ref> This is the final version released in 2014.

== Additions ==
=== Items ===
'''[[Minecraft:Map]]s'''
* Added proper color display support for the new blocks.

=== Command format ===
'''[[Minecraft:Commands/gamerule|Game rules]]'''
* <code>doEntityDrops</code> - Works like <code>doTileDrops</code> and <code>doMobDrops</code> but applies to non-mob entities (minecarts, paintings, etc.) instead.<ref name=bugfixcomment>https://bugs.mojang.com/browse/MC-6594?focusedCommentId=202107&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-202107</ref>

=== Gameplay ===
'''[[Minecraft:Credits]]'''
* [[Minecraft:Ryan Holtz]] (TheMogMiner) and [[Minecraft:Michael Stoyke]] (Searge) are now mentioned in the credits.

== Changes ==
=== Blocks ===
'''[[Minecraft:Jack o'lantern]]s'''
* Can be used to create [[Minecraft:iron golem]]s and [[Minecraft:snow golem]]s again.
* Also able to be put on head to avoid endermen, and some other mobs.

=== Items ===
'''General'''
* Now rotate on fast graphics.

'''[[Minecraft:Potion of Leaping]]'''
* Can now be extended with redstone.

=== Mobs ===
'''General'''
* No longer run from creepers that are about to explode.

'''[[Minecraft:Armor stand]]s'''
* Added <code>Marker</code> tag.

=== World generation ===
'''[[Minecraft:Witch hut]]s'''
* Newly generated witch huts can spawn witches on Y 64 to 71.
* This allows for three spawning floors in witch farms.

=== Command format ===
'''[[Minecraft:Commands/gamerule|Game rules]]'''
* <code>doTileDrops</code> no longer affects entities.

=== General ===
'''[[Minecraft:Options]]'''
* Renamed "Multiplayer Settings" to "Chat Settings".
* Off/fancy/fast clouds.
* Off/on entity shadows.
* Fast/fancy now only controls leaves and rain particles.

'''[[Minecraft:Server]]s'''
* Removed the client side [[Wikipedia:Transmission Control Protocol|TCP]] packet delay caused by [[Wikipedia:Nagle's algorithm|Nagle's algorithm]].

'''Performance'''
* Various improvements.
* Many optimizations.

== Fixes ==
{{fixes|fixedin=1.8.1, 1.8.1-pre5, 1.8.1-pre4, 1.8.1-pre3, 1.8.1-pre2, 1.8.1-pre1|prefix=Minecraft
|;From released versions before 1.8
|3|Player facing changes when passing through nether portals in certain cases.
|349|Villagers ignore data tags in trading.
|954|Air blocks floating in water.
|1279|Slow (choppy) rotating beacon block.
|1607|Ghost end portal in the End/missing layer with AMD/ATI graphics cards.
|3448|Statistic screen icons messed up.
|4158|Nether portal sometimes places player a fraction of a block in the air.
|4167|EXP orbs will switch locations after a second or so from killing a mob.
|6261|Brewing stand doesn't drop custom potions.
|6594|Non-living entities (boats, minecarts, falling sand, item frames, paintings) drop items even if <code>doTileDrops</code> is set to false.
|10808|Sprinting and breaking particles of piston arms use same particles as piston even though there is no stone on the arms.
|12013|Experience orbs are invisible for one second right after spawning.
|25646|Music keeps playing when putting in a disc in a jukebox and breaking it at the same time.
|30937|{{cmd|summon}}ed mobs riding XP orbs phase out of existence.
|37782|Items held by witches are too small and held wrongly.
|38372|Sprint glitch.
|45537|Cannot place buttons under stairs or slabs, or on top of upside down stairs or slabs.
|46579|Items are too high up on the arm in 3rd person mode while sneaking.
|47052|Wither destroying barrier block.
|48011|Ender dragon experience drops are not affected by <code>doMobLoot</code> gamerule.
|48130|{{cmd|fill}} replace command not filling when clicking tab.
|49126|Glowstone crystal formations are missing their bottom layers.
|49538|Achievement "Overpowered" has misleading icon.
|50263|Lighting bug affecting End portal frames with eye.
|52717|Placing heads/skulls break existing blocks.
|53718|Chicken jockey riding inside chicken.
|54551|Resizing window while in Customized World Settings snaps back to Customized Settings page 1.
|54707|Command: {{cmd|setblock minecraft:sign}} produces a confusing error message.
|55661|Animals don't teleport to player when target is air block.
|56574|{{cmd|tellraw open_url}} isn't showing url.
|57633|Minecraft crashes when specific command is used.
|58307|Air bubbles appear after drowning and still dead.
|58568|Item frames with items in them do not frustum culling properly causing severe FPS lag.
|59216|Unable to build iron golem and snow golem with jack o'lantern.
|59358|"{{cmd|spawnpoint <player>}}" (without coordinates) is not working.
|59360|Levers pop off non-solid blocks.
|61587|{{cmd|summon Rotation}} bug.
|61640|Snow layers can't be placed on top of another full snow layer block.
|61653|Mojang's API for retrieving players from UUIDs isn't working consistently.
|62140|2 block tall flowers generated in previous version removes the 2nd block.
|62206|barrier block can cause mobs to get stuck and suffocate to death.
|62758|Tall flowers drop two items when block below is broken.
|63466|{{key|Ctrl}} +Pick Block gives a steve head instead of a head with the owner's skin.
|64082|Enchantment options for individual players are reset after death. <code>KeepInventory</code> does not have any effect.
|64427|{{cmd|worldborder}},{{cmd|scoreboard}} and {{cmd|debug}} with invalid arguments don't print an error message.
|64484|Fire charge plays no sound due to incorrect sound file reference.
|64653|{{cmd|execute}} particle leaves a false particle trail to 0,0,0.
|64773|{{cmd|particle}} autocompletion.
|64846|Cannot extend potion of leaping to eight minutes using redstone in a brewing stand.
|65603|Ender dragon does not obey <code>NoAI</code> tag.
|65834|Snow layers placed against the side of a block are placed one block too far out.
|65945|Enderman blocks look weird when invisible.
|66324|{{cmd|clone}} has incomplete syntax.
|66658|{{cmd|kill}} does not tab autocomplete with a player's name.
|66786|Incorrect death message for dispensed harming potions.
|66922|<effect> argument in {{cmd|effect}} does not show clear in help syntax.
|66861|when press {{key|Tab}} on {{cmd|entitydata}}, players pop up.
|67437|Lightning gives AI to witches and zombie pigman that were originally pigs and villagers that had <code>NoAI</code> set to 1.
|68160|Placing a colored banner on a cactus drops a black banner.
|68247|Beacon beam disappears while looking upwards from it.
|68400|Creative Inventory vert. scrollbar changes without scrolling.
|68497|Cut/Copy function updates clipboard even if nothing is selected.
|68654|Tab Complete - {{cmd|effect}} and {{cmd|enchant}}.
|68745|<code>/resourcepacks/</code> folder is not automatically created when initially starting the game.
|68891|Mobs think daylight sensor is a full block, causing them to jump while trying to get off it.
|69266|Snow layer placing behavior buggy and inconsistent.
|69323|Certain commands do not allow tab completing coordinate arguments.
|69823|{{cmd|debug}} help text wrong.
|69983|Multiplayer settings named wrongly.
|69984|The "Defaults" popup on the customized world generation options screen doesn't disable hovering over stuff behind it.
|69989|Debug worlds generate one column twice.
|70054|Rabbits don't follow players holding golden carrots or dandelions.
|70111|When a thrown ender pearl is in the air, it disappears after relogging.
|70305|"Sprint" is in the wrong category in Controls screen.
|70308|Bottom outline is missing in the Controls screen buttons.
|70338|Hopper: <code>java.lang.OutOfMemoryError: Java heap space - creating debug image whilst stitching textures</code>.
|70359|Block breaking remains when eating/blocking with a sword.
|70431|Minecraft 1.8 skin bug! (The layer in the right arm, does not show completely in first person).
|70472|Crash when trying to connect to a server with more than 73 characters address.
|70565|when opening a chest in modded servers Minecraft crashes continuously.
|70675|End credits make no mention of Ryan Holtz (TheMogMiner) or Michael Stoyke (Searge).
|71436|Screen goes black when "highlighting" players in Spectator mode.
|71777|{{cmd|achievement take}} taking too many achievements.
|71973|Tab list headers and footers stay even when rejoining a different server.
|71981|Uploading a hardcore world to Realms retains auto-ban.
|72166|Banners disappear at some angles.
|72524|Can't place buttons on top of redstone blocks.
|72583|<code>doTileDrops</code> affects item frames.
|72688|{{cmd|execute Detect}} gives false positive when in different dimension.
|72806|When using {{cmd|stop}} server executes the shutdown sequence twice (and hangs if players are online).
|72868|Mobs glitch through the ground under certain conditions.
|72869|The 'Defaults' button on the Customized world screen does not disable itself after use.
|72871|Resizing the game makes buttons on "Defaults" popup on Customized world GUI disappear.
|73098|Zombie pigman displays unusual behavior.
|74843|Ender Dragon ignores <code>CustomName</code>
|;From 1.8
|44474|Smooth teleportation while falling glitches player back up.
|46455|If you switch gamemode while inside a block or mob, you glitch inside it.
|46670|Withers trapped in a barrier box attacks barriers, killing it.
|46809|{{cmd|say}} Not showing villager entity data if '<code>CustomName</code>' provided.
|47987|Entering a mobs view in spectator mode does not change if world is changed.
|48220|Constantly re-destroying a block with a command block eventually leads to server freezing.
|48633|Operation, test and enable doesn't show up as options when typing {{cmd|scoreboard players}}.
|50695|<code>FallingSand</code> becomes invisible when player rides anything.
|51515|SpreadPlayers Entity <code>WitherSkull</code>.
|53046|Odd LAN behavior and crash.
|53558|World Generator Crash when creating a custom new world (Different than others).
|53983|Loading World on New World or loading screen disappears if the window size is changed.
|54575|Part of stair becomes invisible when placing a block near it.
|54626|Chicken jockey falls into solid block when chicken dies.
|54929|Fast creeper bug (aka Creeper Zurg Rush).
|55767|Unable to hide wither skull names..
|56798|Replacing water does not stop its flow.
|57266|While using fast graphics, tree leaves render as fancy in the distance.
|58132|Spectator mode layer glitch.
|58908|{{cmd|help}} for {{cmd|worldborder}} not updated.
|61610|Bedrock at Y0 has wood log in it at x0 y0 z0.
|61828|Guardian doesn't attack players.
|61844|Creepers target iron golems, causing terrain damage without interaction of a player.
|62103|Bug with regeneration effect.
|64353|Leaving an area then coming back create ghost chests.
|64515|Inconsistency in piston timing.
|64598|Creative search tab text becomes offset.
|64727|Breaking Door corruption/crash.
|65276|Bow when held is upside down.
|68880|Rabbit falls through snow layers and suffocates.
|69489|Cannot summon enderpearl.
|69562|Cannot play LAN whilst offline.
|69862|Cannot open chest/Furnace/ with item in hand.
|70992|{{code|textures_X.png}} in {{code|.minecraft}} directory.
|;hotfix
|75346|http://skins.minecraft.net/MinecraftSkins redirects to cape when no skin exists.
|76755|Crash somewhere in realm settings.
}}

== References ==
{{reflist}}

== Navigation ==
{{Navbox Java Edition versions|1.0}}

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Minecraft:Java Edition 1.8.1 - Revision history

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