Questions tagged [minecraft-java-edition]

a 3D exploration and survival sandbox game, based in large generated worlds made of blocks. This tag is for the java-based edition of Minecraft for PCs. For other editions of the game, please use the tag specific to that edition, e.g. [minecraft-bedrock-edition]

934 questions with no upvoted or accepted answers
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7
votes
1answer
17k views

How do you make the Minecraft full screen window full screen on Windows 10?

Does anyone know how to make Minecraft run in full screen mode? My display is set to 1920 x 1080, and the game was able to run full screen a while ago, but, I forget what the workaround was - any ...
7
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4answers
2k views

How do I raise the mob capacity of my enderman farm?

How do I raise the mob capacity of my enderman farm? I am several hundred blocks from the end island. However, I have only observed 24 entities at maximum. Near the end island, the mob cap is normal,...
5
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1answer
241 views

Minecraft chat sometimes contains t when opened on Linux

I use Minecraft on Linux (Arch and Ubuntu, problem exists in both distros) with OpenJDK and am experiencing the issue, that when I enter the chat with t there is already a letter t entered in the text ...
5
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1answer
486 views

Summoning enderpearls on arrows with custom name shot by a player

I want to shoot an arrow named "GreenArrow" that constantly summons enderpearls named "GreenPearl". Those pearls should execute a command at armorstands within 1 block. That command is /setblock ~ ~-...
5
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0answers
279 views

minecraft command block problem “snowball”

I'm trying to execute this code: execute @a[score_HoldSnowball_min=1] ~ ~ ~ scoreboard players set @e[type=Snowball,rm=3,r=4] Snowball 1 but it doesn't execute the code and instead says: [13:59:43]...
5
votes
2answers
137 views

Craftbook - Sort Potions

I think it's possibly something like a duplicate of my other question Craftbook Collect: Sort enchanted Books/Items But I have a similar question about how to sort potions or if it is possible. The ...
5
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3answers
1k views

How to detect for player with custom head

I'm working on an adventure map with quests etc, and need to testfor a player with a certain item in their inventory. The item in question is a custom head with a few attributes–here's the /give ...
4
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0answers
34 views

I can't stop sprinting in Minecraft

When I press the 'W' button, I sprint automatically. Same thing for when I crouch and press 'W', I still sprint. This is happening on all servers, including singleplayer. It started early this morning ...
4
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1answer
2k views

Minecraft shows on both monitors when I go full-screen

I did not do anything for this to happen, it just happened one day when I started up Minecraft. When I went into full-screen mode, my Minecraft showed up on both my monitors. However, I'm only able to ...
4
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1answer
2k views

Can't Allocate More RAM to Minecraft

I've checked all the other answers and I can't seem to find one that fits my situation. I'll go ahead and list everything I've tried, that way we can cruise through the generic answers. Heads Up: New ...
4
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2answers
497 views

Why hostile mobs start to spawn then all of a sudden they just vanish? Minecraft 1.10.2

This is a very strange phenomenon hostile mobs will start spawning at night then all of a sudden vanish with out a trace within 2 days (Minecraft time). First they spawned regularly within the world I ...
4
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2answers
539 views

Vertically stacked armor stands should have increasing scores, but don't

I'm trying to make a goalpost system for a custom map I'm designing. The idea is that a goalpost--consisting of a tall stack of iron bars--would have variable height, and at each block up and down the ...
4
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0answers
382 views

Logistics Pipes Request Tables forget Crafting Logistics Pipes

So in Tekkit Legends, I had an amazing set-up that auto-crafted a ton of IC2 stuff, like MFSUs, High Voltage Solar panels, and crafting-intensive items like that. It converted diamonds into IC2 things ...
4
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1answer
113 views

Minecraft 2x3 flush block swap - no observer blocks

I need help with building a 2x3 block swap without using observers or comparators, in java edition (1.15.2). 1x1 floor swap (functional) 1x1 wall swap (functional) I need to build this on a server ...
4
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1answer
67 views

Is there a way to lock head rotation? 1.14.4

I was doing some stuff in my single player world and I wanted my head to always look down, but not making it choppy. You could do execute as @p at @s run tp @s ~ ~ ~ ~ 90 in a repeating command block,...
4
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1answer
150 views

How do I make this contraption multiplayer?

I made a grappling hook in Minecraft and put it into a structure. However, I want to use it in a multiplayer map where multiple people may be using it at one time. I believe the way it is currently ...
4
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5answers
61k views

Block break lag in single player game? (Minecraft 1.8.6)

Anyone who has played online has already experienced the block break lag. When you have slow connection, or when the server's CPU is overwhelmed, the blocks you destroy will first reappear, then later ...
3
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0answers
46 views

How can I sort items on a server that has increased hopper speed?

I'm playing Minecraft on a server that has tweaked the Hopper speed to be faster. No matter what size is, the stack still goes through. The reason for this speed tweak is a plugin the server has for ...
3
votes
2answers
40 views

How do I combine text inputs in JSON?

I want to combine some text and then a score from a scoreboard but I cannot get this to work. This is what I have currently: /tellraw @a {"text":"test","score":{"name":"player","objective":"...
3
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0answers
187 views

Vanilla Minecraft crashes with EXCEPTION_ACCESS_VIOLATION after changing RAM

I changed the RAM in my PC (went from 2x4G to 2x8G). Since then, Minecraft refuses to start, whether I'm running Forge or vanilla. It doesn't always crash at the same point; sometimes before starting ...
3
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0answers
82 views

Do difficulty or local difficulty affect spawn rates?

Somewhere in gnembon's Simple Hostile Mob Farms, Minecraft 1.12 (Fun Farms Ep. 15) video he mentions difficulty and local difficulty but I cannot remember where in the video. In my 1.12 survival ...
3
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1answer
101 views

Corrupted Textures?

On occasion, all grass and stone blocks will just disappear. I can still walk on them, but basically everything except wood and water is invisible. I first started having this problem in a modded ...
3
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1answer
70 views

Disabling Railcraft features

Is there a way to disable certain features provided by Railcraft? For example, I do not want to be able to get more rails for the same amount of resources, since I want to keep the values as much ...
3
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0answers
94 views

Select Players with inventory open using Mincraft Commands

What I'm trying to do: Make sure players always have a particular guidebook/spellbook (a special command-generated one with clickable links and a special tag). If they lose their book, it should ...
3
votes
1answer
702 views

How to teleport seamlessly?

So I'm trying to make one of those "infinite hallways" things, and when I teleport the player there is a short frame of something every time. I am teleporting relative the player shouldn't be able to ...
3
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0answers
199 views

My fiancee is already married

I decided to gift my fiancee (to which I gifted an engagement ring to) a wedding ring but she says she's already married. I've tried divorcing using the cleric, but it said that I wasn't married.
3
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0answers
2k views

How to convert Bedrock texture pack to Java Edition Minecraft

I'm trying to use a texture pack designed for the Bedrock Edition of Minecraft, on Java Edition. I looked at the texture names for a Java Edition texture pack and compared those to the names of the ...
3
votes
1answer
374 views

Need help getting RCON working on my Minecraft Server

My Minecraft server's Rcon feature isnt working. I want to connect to it through my phone but it doesn't connect. The port 25575 is forwarded, so thats not the issue. I suspect that Rcon running on 0....
3
votes
1answer
1k views

Having problems with the 'distance=' command in Minecraft 1.13.2

I'm having some problems, a problem that seems simple, but seems to keep eluding me. The command I'm using as a test is this: /gamemode adventure @a[gamemode=creative,distance=..2] Above that, I ...
3
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0answers
475 views

I am facing a weird bug in Minecraft stoneblock 2 with Roost

Whenever I try to make an iron chicken (using a flint and a bone white one), it gives me a flint chicken instead of the iron one that I want. There are pictures included.
3
votes
1answer
401 views

How would one go about placing a block and having command blocks place blocks relative to the initial block placed?

I figured it has something to do with using the /scoreboard command to create a scoreboard like this /scoreboard objectives add example minecraft.used:minecraft.id "example name" but from there I ...
3
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3answers
5k views

Minecraft randomly pauses

I've run into a problem recently, it's not overly harmful - only if I'm AFKing. Occasionally, it will just pause, as if I'd hit Esc. It's happened a couple of time during an AFK session, but sometimes ...
3
votes
1answer
1k views

Users can connect to Minecraft server but time out during terrain download

I am trying to run a private Minecraft server for a bunch of friends and am using the dedicated server .jar file and running it through a .bat file with the following arguments: java -Xmx3072M -...
3
votes
1answer
4k views

Installing Optifine on Minecraft 1.12.1 without installing Java on macOS

So I installed Minecraft on my macOS computer. I want to install Optifine as well. When I download Optifine Ultra from its website, I get a .jar file. When I double click on it, I get the following ...
3
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2answers
323 views

How can I add one enchant level?

I want to with every command add one enchantment level like this: /replaceitem entity {player} slot.armor.head chainmail_helmet 1 0 {ench:[{id:0,lvl:+1}] Level: +1 Or If I have a helmet with ...
3
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2answers
1k views

Minecraft 1.10.2 Chest disappearing

I had been playing Minecraft 1.10.2 for a while, and night started to come, so I dug into the ground to make a makeshift home. I had a chest, a crafting table, and a furnace all in a 3×3×3 room with a ...
3
votes
1answer
531 views

Testfor a written book in 1.8 with custom name and writing

So I’m working on a map and need help with the Testfor command. I’ve looked around and tried out several different things and just messed around with the command without help, but I can’t get it to ...
3
votes
1answer
130 views

Multiple games linked to one world

Background I like to restart a lot when I play minecraft; and I rarely play online. I am the kind of player who will start a game, get established, explore, and then get bored and start again. ...
3
votes
1answer
268 views

Resume redstone signal transfer as chunks load

Considering that vanilla methods of chunkloading since 1.13 got between impossible and very cumbersome, I'd like a more 'poor man's' method to transfer a signal: I want redstone signal to reach the ...
3
votes
1answer
445 views

minecraft java 1.13.2 - cannot interact with blocks | chunks doesnt load | chat is ok however | spawn protect is 0

13.2 server. I recently got disconnected while entering a boat and since then this happens. I always log in back in mid air to the same spot where I placed and tried to enter the boat. The boat is not ...
3
votes
1answer
1k views

Minecraft server running, port open in nmap, but connection refused from outside the LAN

I have a Minecraft Server running on a computer of my LAN. It's the actual minecraft_server.jar, not a shared single player world, and I can connect to it from other devices on the LAN. I opened its ...
3
votes
1answer
947 views

Can ping but can't join my friend's server

My friend has a laptop that he runs a server on for just me and him to play on. This server always worked, whether it be modded or vanilla, there were no problems at all. One day it just stopped ...
3
votes
1answer
567 views

How to duplicate things on laptop?

How can I duplicate things/fireworks/heads in Minecraft 1.11 on laptop?
3
votes
1answer
2k views

Why does Minecraft get stuck downloading 'guava-17.0.jar'?

My copy of Minecraft seems to get stuck on 'guava-17.0.jar' when I try to download it, and it's always that. I looked up everywhere how to fix the problem of the launcher staying stuck on this "...
3
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1answer
470 views

How do I find turnips?

In the Erebus, where/how do I find turnips? I didn't find this information on the wiki. Do I need to break grass and be lucky, does it actually grow somewhere?
3
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1answer
326 views

Where are the three secrets where you have to throw a book?

In The Mysterious Library, it is mentioned that there are three places where you have to throw a book to unlock something. Where are they?
3
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1answer
1k views

How can I identify what is causing a framerate drop new to 1.7.4 in only certain loaded chunks?

Without running mods or texture packs, 1.7.4 introduced periodic graphical stuttering when certain chunks are loaded. These chunks are fairly uninteresting, mostly undisturbed land with just a rail ...
3
votes
2answers
338 views

Unexpected aether terrain

This is the first time I have downloaded the Aether II launcher. When I created a new world, and went through the portal, the terrain was different than what I have seen on pictures and videos on the ...
3
votes
2answers
480 views

Items disappear while changing worlds

I am playing on a server that runs 3 worlds: Main / Survival /Village. I played on this server 1 week using my old pc on version 1.8.8. I had same items in my inventory no matter which world I joined....
3
votes
1answer
2k views

Why are there files in my End and Nether regions?

In this world, I haven't visited the End or the Nether yet, so the /DIM and /DIM-1 folders have both been empty. At some point today, after building a long rail line, I noticed that there is now a ...

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