Questions tagged [minecraft-java-edition-server]

For questions about servers dedicated to Minecraft: Java Edition.

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How to fix "net.minecraft.util.SessionLock$ExceptionWorldConfict already locked" error?

I am getting this error when trying to start my server: [main/FATAL]: Failed to start the minecraft server net.minecraft.util.SessionLock$ExceptionWorldConfict: /home/minecraft/lobby/./world/session....
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0 answers
23 views

Why is my Minecraft server using so much RAM? [duplicate]

My Minecraft server is always using almost full RAM, while there are only about 10 people online on the server. This is the command line I used: java -Xms128M -Xmx10G -XX:+UseG1GC -XX:+...
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1 vote
0 answers
58 views
+50

Minecraft server can't connect from WAN

I've had a Minecraft server for a while now, and somewhat recently (I don't play often enough to pin it to a specific week) it is impossible to connect from a WAN address. I've run out of ideas on how ...
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  • 69
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1 answer
44 views

inv edit for minecraft 1.19 [closed]

I want a inv editor for minecraft 1.19 because on my server someone has a item in there inv that when they join they get kicked for nbt related reason about inv can anyone help?
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-1 votes
1 answer
88 views

How to fix "'java' is not recognized as an internal or external command, operable program or batch file" when trying to start PaperMC Server?

I'm running a PaperMC server as the title suggests, but whenever I try running the server via the batch file I get this error: 'java' is not recognized as an internal or external command, operable ...
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1 vote
1 answer
40 views

Is there anyway to input a command upon the first player joining and the last player leaving my Minecraft server?

We're running a modded server with Serene Seasons and I'd like to toggle the season cycle gamerule whenever players are online then again when everyone is offline. I don't seem to have any automated ...
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1 answer
47 views

Why is the spectator bug fixed (and can I make it work again)?

When I'm in single player or on a Mojang server, this bug works. But, when I join a Spigot (or even Bukkit or Paper) server, it's fixed for me. Does anyone know why? I'm really curious Works on Mojang:...
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1 vote
0 answers
24 views

How can I make players not use the PvP flag on their regions?

I use WorldGuard for making regions. I allow players to create their own regions, but I don't want them to be able to ban PvP on their regions. Is it possible to ban one, single flag?
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20 views

How to change a player's gamemode when they are in a specific area in 1.12.2? [duplicate]

I am making a server, I want to set player's game mode to survival in a specific area. I am making a roleplay Minecraft server for mining and lumberjack jobs, so I need to make that places breakable.
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0 votes
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167 views

Minecraft Error Exit Code 6 Problematic Error [duplicate]

I recently made a post and I was told that it was a Problematic error, but still don't get it. I run a MacBook Pro Moneterey and the Chip is an Apple M1. (don't know if needed) And I have tried all ...
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118 views

Minecraft fails to launch with "Problematic Frame" libobjc objc_msgSend

Minecraft hasn't been working for a while now on my Mac. I've just been getting the same response over and over. Mods or Vanilla version of Minecraft won't work. I've tried deleting and downloading ...
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0 votes
1 answer
166 views

Can I "merge" a Java Edition and a Bedrock Edition account on a Minecraft Geyser server?

I'm making a server for my friends and myself, and I can't currently play on my computer, so I've added Geyser to my server so I can play on my Nintendo Switch. The problem is, the account on my ...
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1 vote
1 answer
62 views

Will a piston continue moving in a server once everyone leaves, or commence moving when everyone rejoins?

I'm making a prison in a minecraft realm and found a post with a piston moving a block in circles, will the piston continue moving when everyone leaves?
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Minecraft Java 1.17.1 Server Times Out Players Who Join Second or Teleport

The server is the vanilla 1.17.1 Minecraft Java server for Windows. The first player to join is always able to connect. However, any other player who joins when someone else is already playing has a ...
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  • 101
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1 answer
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How to know a messages format for different Minecraft servers

Is there some way to get a messages format for Minecraft server, if I'm not a owner this server? I'm trying to understand what the format is to extract from a chat line: receiver nickname, sender ...
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  • 103
1 vote
0 answers
24 views

How do I make a Minecraft server that I have on my computer public? [duplicate]

I recently created a Minecraft 1.8.9 server on my computer, and was wondering how I could host this server, so my friends and me could play together while not being in the same network. Does anyone ...
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5 votes
2 answers
84 views

Can you join a Minecraft public server from different devices on the same account?

I want to join a public Minecraft server on my laptop, but later on I will also want to join that same public server on another computer, with my data saved, using the same Minecraft account. Is that ...
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0 answers
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Where can I find Minecraft old alpha servers? [duplicate]

I am a minecraft fan, and also a small youtuber so, can someone help me that where can I get .jar or .exe file of minecraft server a0.1.1, as I want to play and feature this version in one of my ...
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2 votes
1 answer
93 views

How can I make it so one person can see a block but another can't using spigot or command blocks?

I'm trying to make an RPG but don't know how to have blocks (like a wall or gate) be there, unless you finish a quest, but another person didn't do this quest yet the blocks are still there. Basically ...
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1 vote
1 answer
77 views

Minecraft servers list is blank

My servers disappeared one day after I logged off. This happened to me before and they came back after resetting everything, but now they are not. When I add one it disappears again. It has happened 3 ...
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3 votes
2 answers
248 views

Does Minecraft Java server lag more when in online-mode=false?

I am starting a smp in a few days. While testing I saw online-mode=true lagged less than online-mode=false Does offline-mode lag more than online-mode? If yes how do I eliminate it?
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1 vote
0 answers
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Minecraft Server Connection Issue

I have very bad ping on one specific server in Minecraft. Usually it's an internet problem, but my ping is completely fine on other servers. It isn't the server's issue either, as the tps is not a 20, ...
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1 vote
1 answer
765 views

What version of Minecraft: Java Edition has the best performance?

So, I am going to start a private Minecraft server. But I get poor performance in 1.18. I am considering 1.8.9, but I don't know if this is the best option. I am using a Rasberry Pi 4 B.
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2 votes
0 answers
83 views

How to automatically shut down a minecraft bungeecord server

I have a minecraft 1.17.1 spigot bungeecord server that consists of the bungeecord server itself and seven regular servers. Currently, I have a start.sh file in the main directory that starts each ...
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0 votes
0 answers
42 views

Will a Minecraft server automatically save the data to the hardrive and clear the memory?

At one point my server ran out of RAM space and I had to allocate more. I also ran the /stop command which cleared the data from memory and saved it to the hardrive. Do I need to occasionally run the ...
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1 vote
2 answers
413 views

How do I join Aternos server Minecraft?

When I try to join it says something like "Hello, Roxy Kat Gaming. The server you tried to join isn't there" and I copied and pasted the server IP from the aternos website.
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1 vote
1 answer
283 views

On Minecraft Servers, are you able to see an item's player history?

For example are you able to see the history of every player that handled a specific item? Either through console or through a plugin? If so, do items that are convertible from ingot to block, such as ...
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2 votes
1 answer
88 views

If I copy the world folder while the server is running, will the copied world be corrupted?

I plan on creating a copy of my world every now and then. Is it okay to copy the world folder or run a git push while the server is running? As in, is there going to be any consequences?
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2 votes
1 answer
212 views

My friends can't interact with things near my house in a Minecraft server

I have a Minecraft server that I play with my friends, and I made a house near the spawn area. My friends can normally interact with items like doors, trapdoors, and chests in each others houses. ...
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0 votes
0 answers
33 views

Requesting minecraft player positions from the client

Is there any way I could request information from the server about the other players (positions) from my client? example of what I would like to do. I know that wurst client had some way of doing ...
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5 votes
4 answers
625 views

Do free servers on https://aternos.org/ work?

I am planning to get Minecraft Java edition, and I want to make my own server for free. I looked up "Free Minecraft Server" and went to https://aternos.org/. It advertises it is free, and I ...
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1 vote
1 answer
151 views

How to get a version of 3rd party Minecraft server?

I would like to know which software (spigot etc.) is used by 3rd party Minecraft server and its version. Is there any way to do it? I thought about rcon connection, but the server should support it.
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2 votes
0 answers
67 views

Minecraft world backup - How do I find builds easily? [duplicate]

I have a backup of my server which was recently hacked. I have lots of builds there; the main problem is that all the builds in that world backup are scattered which makes them very hard to find. How ...
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0 votes
0 answers
140 views

Minecraft | Transferring server world into single player world problem

When I copy world from server to .minecraft/saves (so I can play it single player), my world is same, but I have different inventory. I tried deleting older playerdata files, but it doesn't work. ...
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1 vote
0 answers
53 views

Hosting a Minecraft Hamachi Server and Getting: java.net.ConnectionExeption:

I am hosting a Minecraft Java server on Windows, gf is trying to play on Mac. I downloaded the server from Mojang site, installed Java to solve the SDK error, and set up a Hamachi server. I can run ...
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2 votes
1 answer
528 views

Forge server 1.17.1 on Linux won't run - No main manifest attribute [closed]

I'm trying to get a Minecraft forge server up and running. I have Java 16: [opc@better-minecraft1 ~]$ java --version java 16.0.2 2021-07-20 Java(TM) SE Runtime Environment (build 16.0.2+7-67) Java ...
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0 votes
0 answers
86 views

In 2b2t I died in lava and cant respawn

I was walking in the nether of 2b2t and I fell in lava and died, I clicked respawn and nothing happened. I left the server and tried again and this still happened.
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1 vote
1 answer
6k views

Giving zombie villagers multiple apples or curing them multiple times?

If you give a zombie villager in Minecraft more than one golden apple, will it give you better trades than if you only give it one golden apple? And if you cure it more than once, will it give you ...
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-1 votes
3 answers
540 views

What is the difference between Minecraft java edition and bedrock edition? [closed]

I have just recently started playing Minecraft again after a 4 or 5 year hiatus (java edition ~v1.8 apparently), so I have a couple questions: What's the difference between Minecraft Java Edition and ...
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2 votes
0 answers
141 views

Friend can't join Dedicated Server over VPN [closed]

I am a bit confused since I normally play with a friend over a VPN. This works totally fine for Vanilla Minecraft, but we added a huge Modpack for Minecraft 1.16.5 and sometimes the game freezes and ...
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1 vote
0 answers
264 views

Minecraft Can't join LAN Worlds [duplicate]

I've been having this error for about 2 years now: io.netty.channel.AbstractChannel$AnnotatedConnectionException: Connection timed out: no further information It started a long time ago when I was ...
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0 votes
1 answer
59 views

check for 3 or more blocks in inventory

I need to check for three or more cobblestone in a player's inventory using command blocks, I know how to check for the exact amount but not or more. let's say the player has 3 cobblestone in their ...
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2 votes
1 answer
1k views

Can we disable only a specific command for a specific Minecraft server operator?

Lately a operator is misusing some admin commands. Is it possible for us to disable /give and /gamemode commands for him in his op.json file? Version 1.17.1, Java Edition, server hosted from Aternos
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-1 votes
2 answers
179 views

Will I see people's custom skins in Hypixel servers?

If I play, say, Bed wars or any other mini game on the Hypixel servers, will I be able to see people's custom skins? I'm not referring to official Minecraft skins, I'm talking about ones people ...
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  • 1,835
0 votes
1 answer
265 views

What are some tips for good PVP on Hypixel?

I play hypixel duels sometimes, though mostly bedwars. I W-Tap, circle the opponent, move left and right to be a harder target, and I sometimes block-hit. My aim is good, I barely miss any hits. ...
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0 votes
2 answers
195 views

Is there a way to send a message to someone/everyone in the server from the console?

In version 1.17, is there a way to send a message to someone/everyone in the server from the console?
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-1 votes
1 answer
34 views

How do you detect a certain block placed in area and the placing player

I want to be able to detect if someone placed a certain block near my server's spawn point and remove the block while warning them to not do it again.
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  • 1
0 votes
0 answers
27 views

Use second server to serve data to players

So I have a physical machine in my house which I am hosting a minecraft server on. I also have multiple lower powered vps machines that have very high bandwidth. Is it possible to connect the server ...
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1 vote
1 answer
131 views

How to put commands in items?

I added crates and I wrote in the commands /lp user %player% parent set and the rank that he wins, but I realised and then tested. The problem with that is when I have higher rank it will make it ...
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8 votes
1 answer
538 views

How to get my turtles to stay in their pond?

My turtles aren't staying on my pond in Minecraft, and I don't know why. They were born there, I actually bred them and it's the place where they also hatched. But once they are done laying eggs they ...
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