# No bugs found but game breaks

**URL:** https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886
**Category:** Help
**Created:** [February 4, 2026, 2:22am UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886 "2026-02-04T02:22:03Z")
**Posts on this page:** 20
**Page:** 1

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### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 2:22am UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/1 "2026-02-04T02:22:03Z")

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Somehow my game is breaking for absolutely no reason! I used the bug checker and found no bugs. Can anyone please help? Thank you so much!!!

> **[Big Dino](https://arcade.makecode.com/S93287-66549-69645-37034)**
>
> Made with ❤️ in Microsoft MakeCode Arcade.

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### Author: ![king\_bob](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/king_bob/32/35049_2.png) [@king\_bob](https://forum.makecode.com/u/king_bob)
#### Post date: [February 4, 2026, 6:26pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/2 "2026-02-04T18:26:45Z")

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ok so idk why but in some of the code it looks like its trying to do smt with the transparency color but it doesn’t like that.  
 ![image](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/c/b/cb78f07d68c40e03881fd34e8531b3db15404fb0.png)

![Screenshot 2026-02-04 8.50.26 AM](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/b/4/b4ed65eadb80371f1f50e4875d792457d09ad7b2.png)

so to me as someone with no js knowledge it looks like there is a problem with the tilemaps. but on the other hand I couldn’t see any tile maps so maybe look into that.

also could you give me a list of all the extensions.

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### Author: ![BitBot](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/bitbot/32/33272_2.png) [@BitBot](https://forum.makecode.com/u/BitBot)
#### Post date: [February 4, 2026, 6:28pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/3 "2026-02-04T18:28:46Z")

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I think the problem is this:

 ![image](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/e/8/e8a4d8a079cbda9afd7ea386b1cd30e9b100a245.png)

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### Author: ![cool.dudefncs](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/cool.dudefncs/32/26363_2.png) [@cool.dudefncs](https://forum.makecode.com/u/cool.dudefncs)
#### Post date: [February 4, 2026, 6:29pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/4 "2026-02-04T18:29:20Z")

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Thats so glitched

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<div class="post-metadata">

### Author: ![Coderadventurer](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/coderadventurer/32/24824_2.png) [@Coderadventurer](https://forum.makecode.com/u/Coderadventurer)
#### Post date: [February 4, 2026, 6:29pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/5 "2026-02-04T18:29:56Z")

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could be an extention error.

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<div class="post-metadata">

### Author: ![CrunchyToast](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/crunchytoast/32/17780_2.png) [@CrunchyToast](https://forum.makecode.com/u/CrunchyToast)
#### Post date: [February 4, 2026, 6:31pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/6 "2026-02-04T18:31:26Z")

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There are errors with the external extensions that you’ve installed. You might want to check them.

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<div class="post-metadata">

### Author: ![WoofWoof](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/woofwoof/32/32523_2.png) [@WoofWoof](https://forum.makecode.com/u/WoofWoof)
#### Post date: [February 4, 2026, 6:31pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/7 "2026-02-04T18:31:50Z")

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Which tutorial did you start this project with? It seems to be completely broken. Added duplicate tilemap.g.ts and images.g.ts files, which it really shouldn’t be doing. I deleted the extensions and stuff that seemed to be causing the issues, but this did delete what I think is a custom movement block, probably from the tutorial. Unfortunately, that whole thing needed to be deleted, so you need to code movement that works however that block is supposed to work. Here is my (kinda broken) fixed version:

> **[Big Dino](https://arcade.makecode.com/S92261-84777-01618-73807)**
>
> Made with ❤️ in Microsoft MakeCode Arcade.

Please let me know which tutorial you used, as I may be able to submit a bug report or even submit a fix for the issue!

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<div class="post-metadata">

### Author: ![TheEarth](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/theearth/32/34579_2.png) [@TheEarth](https://forum.makecode.com/u/TheEarth)
#### Post date: [February 4, 2026, 6:31pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/8 "2026-02-04T18:31:59Z")

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debug feature kinda sucks tbh

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 6:32pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/9 "2026-02-04T18:32:37Z")

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How???

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 6:32pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/10 "2026-02-04T18:32:41Z")

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Whats that. I cant understand.

Also how did you get in there?

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 6:33pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/11 "2026-02-04T18:33:02Z")

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Sure! I use the timers, animation, scroller and fancy text.

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<div class="post-metadata">

### Author: ![YamJam](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/yamjam/32/29681_2.png) [@YamJam](https://forum.makecode.com/u/YamJam)
#### Post date: [February 4, 2026, 6:33pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/12 "2026-02-04T18:33:44Z")

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it said there’s an issue with the extensiion you’re using. Maybe that?

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<div class="post-metadata">

### Author: ![redSprite](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/redsprite/32/34262_2.png) [@redSprite](https://forum.makecode.com/u/redSprite)
#### Post date: [February 4, 2026, 6:33pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/13 "2026-02-04T18:33:52Z")

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![image](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/8/5/8574e54c1e857938cd7329469a81ec2c0e2746cf.png)  
This file/extension is what is causing the problem; It is redefining a block-scoped variable. Simply delete it and your code should work fine again.

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 6:36pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/14 "2026-02-04T18:36:26Z")

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So you want me to delete the images originally in the tutorial?

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 6:36pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/15 "2026-02-04T18:36:34Z")

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![IMG_0684](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/c/6/c6746fb60e80a340d562735bb216f23004de0f3e.jpeg)

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<div class="post-metadata">

### Author: ![WoofWoof](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/woofwoof/32/32523_2.png) [@WoofWoof](https://forum.makecode.com/u/WoofWoof)
#### Post date: [February 4, 2026, 9:01pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/17 "2026-02-04T21:01:17Z")

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That’s something you need to switch to JavaScript to see. It will be under the simulator.

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 4, 2026, 9:02pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/18 "2026-02-04T21:02:35Z")

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How do I do it?

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<div class="post-metadata">

### Author: ![king\_bob](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/king_bob/32/35049_2.png) [@king\_bob](https://forum.makecode.com/u/king_bob)
#### Post date: [February 4, 2026, 11:59pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/19 "2026-02-04T23:59:29Z")

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ok because i added all of those but how did you get the  
 ![image](https://us1.discourse-cdn.com/flex020/uploads/makecode/original/3X/5/c/5cc8753e87d204a98123fed0aa6281cdb0757bd1.png)  
block. I don’t see this anywhere and I cant find it anywhere even when I added all the extensions

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<div class="post-metadata">

### Author: ![RoboVacDev](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/robovacdev/32/29619_2.png) [@RoboVacDev](https://forum.makecode.com/u/RoboVacDev)
#### Post date: [February 5, 2026, 11:20pm UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/20 "2026-02-05T23:20:20Z")

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… it just came in the tutorial.

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<div class="post-metadata">

### Author: ![TheEarth](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/theearth/32/34579_2.png) [@TheEarth](https://forum.makecode.com/u/TheEarth)
#### Post date: [February 6, 2026, 12:15am UTC](https://forum.makecode.com/t/no-bugs-found-but-game-breaks/41886/21 "2026-02-06T00:15:20Z")

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the code is `namespace controller{ export enum Speeds { //% block="fast" Fast, //% block="medium" Med, //% block="slow" Slow } /** * Combines a simple "move with arrows" * and stay in screen */ //% color="#d54322" //% blockId=move_only_onscreen_with_arrows //% block="move $thisSprite=variables_get(player) up or down with speed $mySpeed" //% mySpeed.defl=Speeds.Fast //% inlineInputMode=inline export function moveOnlyOnscreenWithArrows(thisSprite: Sprite, mySpeed: Speeds) { thisSprite.setStayInScreen(true) if (mySpeed == Speeds.Fast) { controller.moveSprite(thisSprite, 0, 225) } else if (mySpeed == Speeds.Med) { controller.moveSprite(thisSprite, 0, 175) } else { controller.moveSprite(thisSprite, 0, 100) } } }`
