Questions about redstone contraptions and machinery in Minecraft. For command block contraptions, use [tag:minecraft-commands] instead.

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Is there any way to test if a Players inventory is not full in Minecraft (No Mods)

Is there any way to test if a player's inventory is not full (eg. atleast 1 empty slot anywhere in the inventory, not counting Armor Slots) with command blocks and whatnot? Update 2: I found /testfor ...
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2answers
318 views

Teleport a player to face an entity?

If I have an entity, is it possible to teleport that player to face the entity without teleporting the player to the entity (Just changing his rotation)? How could I accomplish this?
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1answer
166 views

Can I make a redstone clock that detects certain words? [duplicate]

I made a vanilla minecraft server and I made a redstone clock attached to a command block with /testfor that detects players. Can I change the /testfor from detecting players to detecting certain ...
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1answer
73 views

Coordinate of player standing on a certain block

Im new to mc commands and im building a parkour where if a player falls on a red wool that particular player needs to be teleported to the start of that level. the problem is that many players can be ...
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2answers
235 views

Minecraft: using scoreboards as varibles

In my minecraft map, I have a scoreboard, mainvars, that I made by running /scoreboard objectives add mainvars dummy, that has 1 player called var I made by running /scoreboard add players var ...
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2answers
260 views

how do I trigger a /setblock command without a /testfor?

In my map, the player goes to sleep, then wakes up and finds the windows are changed from regular panes to red ones stained with blood. But if I do /testfor, it will trigger whenever the player passes ...
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1answer
50 views

Why wont /testfor work?

I've been trying to do /testfor @a [r=5] for something, but it wont work! It just gives me an error message like "Data tag" something something "Unexpected "[" as first char." I've done the command ...
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1answer
122 views

/testfor (Minecraft PC)

I've created a dummy objective, 'time' and have a 1 second repeater clock adding 1 to the score for @a every second. I then have a command block that will execute a /testfor to check when the score '...
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1answer
121 views

Playsound when a player leaves and area but not when they enter

I've got a sound paspawn and want to play it when people exit an area but not when they enter or teleport into it. The sound should only be played once. Thanks for the help.
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1answer
3k views

How to use the scoreboard command in minecraft 1.8.1

trying to give a score to an arrow as it hits the floor so i can have a lightning bolt hit it when it hits the floor.All help appreciated.
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1answer
440 views

How do I set up a scorebord variable to act as a bool and later test for it

I am making a capture the point map in minecraft in which two teams are capturing points. I intended a capture point that switches color every time a redstone pulse is supplied. now i have a problem ...
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2answers
1k views

How to /setblock a specific type of redstone (Debug mode) | Minecraft

I've had a look at the new hidden world type on 1.8, and I've just wondered how to get a type of redstone that goes up in the north part of the square, and I want to use the /setblock command to ...
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1answer
1k views

How do you make people drop extra items on death?

As seen in this video: (Skip to 5:53) When a player is slain, they drop an Enchanting Table on top of their inventory. How was this achieved and how can I build a ...
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1answer
353 views

Minecraft command block order I need help in redstone

I would like to make a command block that when he found someone(testfor) in a specific condition (like, survival mode) a redstone signal will appear and activate another command block(the command ...
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2answers
3k views

Execute fill command relative to player

How can I execute the fill command relative to the player? If you are wondering why I am asking this, and for more information, reference my earlier question here: How to make a block disappear after ...
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1answer
952 views

Why does this redstone circuit burn out?

I'm testing a circuit with restone but came across a very odd behavior, so I isolated a part of circuit composed of a block with the NOT gate which has a lever attached to it. When I activate the ...
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1answer
24 views

Minecraft - Redstone Sequence for Minecart Trap?

I'm trying to create a simple catcher for a railway. I have the following set-up going on but there's a slight problem when you turn it off... It breaks since there's a gap. Is there a better way or ...
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1answer
55 views

How do I use a score in a different command in Minecraft

I am making a game where a player has a score that goes up every second by a different stat. That stat is their score on a specific scoreboard. How do I do this? For Example, If their score for the ...
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1answer
29 views

scoreboard specification

Im in need for a way to detect if a scoreboard is set to 0 ,1 ,2 ,3 ,or 4 And give the person that has that scoreboard certain items like, an enchanted diamond pickaxe or jump boost 2. Im playing MC 1....
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1answer
73 views

Redstone torch, repeater, comparator help

I'm trying to make a simple chest shop casino by tutorial on YouTube. Everything went good it's really simple but I'm struggling with one thing that is happening to me. Look at screenshots. At the ...
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1answer
65 views

How to assign players in MC to a scoreboard team automatically when they join?

I am yet again needing some help with making my Minecraft: Hunger Games map and in order to teleport each player to their podium, I set up a group of 24 command blocks setting them to teleport each ...
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1answer
47 views

Scoreboard value in floating text

Is it possible to have a scoreboard value in floating text (invisible armor stand with nametag)? I have really no knowledge of scoreboards. I'm using this generator.
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1answer
391 views

How to summon potions on the ground in minecraft 1.9

I am trying to summon potions with effects on the ground in an area with 1.9. I had a command that worked in 1.8: /summon Item 343 5 -641 {Item:{id:373,Count:1,Damage:16452}} But now it doesn't ...
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1answer
44 views

'/testfor' a number more than 0

I am making a points shop for kills. I have the objectives money and kills. When I press a button, a command block tests for my kills (hopefully) above 0, and if that is a thing, it takes gives me one ...
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0answers
35 views

minecraft take Nth item from chest

Hello I dont know if it is possible, but I wanted to ask how can take Nth item from chest? Like I have 7 items in chest in 7 slots and I want take the 4th. Hopper always takes the first one. Can you ...
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1answer
116 views

How do I add a “pet” particle to minecraft?

I'm trying to recreate the flame fairy from Mineplex, but I need a little help. I tried attaching a command block with: /execute @p[m=1] ~-1 ~ ~ particle flame ~ ~ ~ 10 100 10 0.5 1 to a redstone ...
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0answers
55 views

Piston is powered without redstone? [duplicate]

I have this problem with my redstone. Im trying to build a trapped chest piston trap, but 3 of the pistons will just not deactivate. it stays powered even when its not connected to anything. is there ...
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0answers
80 views

Minecraft 15w37a: Pistons not being pushed

I'm trying to make a bank for a "minecraft city." I use this technique that ACtennisAC used: The pistons are to "automatically" push the minecarts. However, whatever ...
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1answer
51 views

How would I testfor players scoreboard amount in a specific location?

I have been trying to find a way to testfor a player with a score of 1 in a z.y.z.r location. what I've tried was /testfor @p[X,Y,Z,R,score_Var_min=1,score_Var=1] but it doesn't seem to want to work. ...
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1answer
166 views

Using spreadplayers to tp them to armorstand in unloaded chunk

I'm making a new public server. Right now, I have a book with set home / go home / tp to Spawn functionality. The set home uses a trigger that places an invisible armor stand named Home (and deletes ...
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1answer
161 views

How do I make the comparator work and then stop?

I made a redstone clock that involves a command block with /testfor and a comparator attached to it. Whenever the /testfor works, the comparator turns on, but completely.(meaning it does not turn off ...
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1answer
3k views

How do I teleport an armor stand to an item?

I am designing a redstone mini-game, and I need the game host to be able to set spawnpoints. I was thinking that the host would drop an item (say red wool) and an invisible armor stand named "Red" ...
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2answers
4k views

How Do I Collect Redstone Ore in Minecraft PE? [duplicate]

Is this supposed to happen when mining Redstone ore in mine craft PE Every time I try to mine Redstone ore in mine craft PE it won't let me collect it It lights up the room and then turns dark again ...
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0answers
40 views

How do I make one button rotate through multiple inputs? [duplicate]

How do I use one push of a button to go from 1 input to 9 outputs? Where the 1st push turns line A on, then the second push will turn line A off and line B will turn on. Push the button a third time ...
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0answers
334 views

How can I make the effects of button pushes last longer? [duplicate]

Possible Duplicate: How do you lengthen a redstone button signal in Minecraft? I am trying to create a piston-powered 3 x 4 doorway (with no visible pistons!). I have tested my machine with ...
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1answer
49 views

Increasable and decreasable signal strengths - Minecraft

I want to be able to press a button to increase a signal's strength by 1 and press another button to decrease it by 1. I have thought about making 15 t flip-flops, but that sounds like a difficult way ...
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2answers
329 views

Prevent hacking on Vanilla server

I have a vanilla minecraft server (1.8.7) and I've taken some measures to prevent hacking, but I still have people logging in and breaking stuff at spawn. Is there anything else that I can do to ...
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2answers
2k views

/testfor in minecraft 14w11b (snapshot of 1.8)

I can't test for people's locations using @a[x=-563,y=4,z=23]. Instead, the redstone comparator will just turn on even if no one is at -563,4,23.
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2answers
67 views

comparator problems

While I was playing with some redstone tried to make a money system to sell iron. However when I power the command block with a button, the comparator after it stays on. the command being run is: /...
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2answers
2k views

How do I make redstone repeaters work?

I have tried to have redstone repeaters, to keep my redstone chain going, but it doesn't work. How do I make it work and why dosen't it work?
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1answer
3k views

In Minecraft, how much is a redstone repeater tick?

In Minecraft, there are these redstone repeaters that look like this. How much is one tick? Is 2 2x longer, how much?
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1answer
504 views

How do I hide a redstone torch while placing a block to activate redstone in Minecraft? [closed]

I am trying to place a block to activate redstone but how will I hide the redstone torch?
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1answer
52 views

How to make scoreboard points

I am working on a Minecraft map where two teams have to get to the other side first. I want it to be that the first team to 3 points wins. Is there any way I can do this?
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1answer
108 views

Button interacting with trapdoor

I was making a chair that has trapdoors. I have a button that is supposed to power redstone behind a block but powers the trapdoor and the door of this chair. Tutorial: ...
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2answers
180 views

redstone problems

I have several Redstone contraptions on my map, but while trying to build another, I'm having problems with pistons deploying once and getting stuck deployed, even when power is removed. they will not ...
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1answer
47 views

Easiest/cheapest way to light a redstone lamp when mobs fall through tunnel onto hoppers in MCPE

I am playing an MCPE hermit chunk map. There is 1x 16x16 chunk for me to work with, and so far no access to the nether. I have limited supplies, so the cheaper the better. Also, since I do not ...
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1answer
37 views

command creation: floor crafting help

I'm making a command creation and in the third command block something is wrong /scoreboard players tag @e[type=Item] add ink {Item:{id:"minecraft:dye",Damage:0s,Count:5b},OnGround:1b} /scoreboard ...
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1answer
59 views

How can I have data be different for three identical blocks? (Minecraft)

How can I differentiate three different blocks that look exactly the same from each other? I want to have command blocks be able to tell them apart because they have different data, and I cannot use ...
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1answer
121 views

How to /testforblock chest with items and blocks inside [duplicate]

It doesn't have to be specific, just items and blocks.
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1answer
30 views

how to use score_-_min on effects

I'm trying to give effects to a player who is holding a certain sword using scoreboard objective but the command block literally just does absolutely nothing, it doesn't even give an output