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Why are the transform buttons greyed out in the static mesh editor?

I am trying to add a couple box colliders to my mesh. I'd like to scale and position them. But for whatever reason, my transform buttons are greyed out and I don't know why. It's like this whenever I ...
Ethan Fischer's user avatar
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0 answers
17 views

Running slide animation problem Unreal Engine 5

When my character is running and when I press "c" he is doing good animation for slide but the problem is that when animation is over the character is going back to the place where he was ...
Sven Petrović's user avatar
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23 views

How to put animation correctly from one character into another in Unreal Engine 5 using retargeting? Root problem

So I imported animation from Maximo into Unreal Engine 5 but my character is not moving properly in running slide animation. I used retarget Root option and now my character's animation is good but I ...
Sven Petrović's user avatar
-3 votes
0 answers
77 views

How to code realistic fire in Unreal Engine 5.4 [duplicate]

Right now, I am trying to code a survival game. The game needs a explosion fire effect that happens when the player fires a rocket from a rocket launcher and I am trying to code it. The fire is a ...
Lawn Hollander Lawn's user avatar
1 vote
1 answer
48 views

Limited git provider and large assets

I am facing a problem with my UE5 project: I am hitting the maximum amount of space my current account allows for git, including LFS. Some assets are very large, so I cannot use anymore my git ...
senseiwa's user avatar
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1 answer
75 views

How do I code realistic rocket engine plumes in Unreal Engine 5.3.2

Right now, I am programming the engine plumes for a game called Spaceflight 3D, or basically a better version of KSP2 that my team of developers are working on. Mainly to be made for my company to ...
Lawn Hollander Lawn's user avatar
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0 answers
39 views

How do I make a retro pokemon like encounter event in ue5?

So I have an idea for a battle mechanic in a top down 2D game, but that requires me to transition from a top down to a first person view on collision with an enemy. I want it so that the main game is ...
Sleepy Critical's user avatar
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127 views

Unreal Engine 5.4.1 freezes every second

I encountered a problem in Unreal Engine 5.4.1, when starting an empty project with a first-person template, the whole Unreal Engine starts to slow down a lot (freezes every second). At the same time ...
Dexport's user avatar
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0 answers
27 views

How to play audio in sequence in the reverse mode?

I’ve added audio to sequence and it works fine, but when I play it in the reverse mode, audio doesn’t play. I don’t need it to play in reverse too, to play it the opposite order - audio 2 and then ...
Amazing User's user avatar
1 vote
1 answer
58 views

I want to change the direction of my platform from z direction to y direction alternatively

So basically, I want my platform to move first on the z axis from start position to end position, and then from ...
Ken's user avatar
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triangle twice too big for mesh blueprint

I don't understand why the triangles covering my mesh are twice too big Here's my blueprints main function calling the mesh and the triangle function: the mesh function which is supposed to work ...
loic tonneau's user avatar
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54 views

Help with making biomes and cities with procedural generation

I'm working on a game in Unreal Engine 5 with Blueprints and the Fast Noise plugin. I've been having trouble getting the biomes and cities set up. I'm not fully sure how to make the biomes affect the ...
Jam's user avatar
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while rotating around Y in Transform, it rotates around Z in Viewport Is it a bug in Unreal Engine 5.3?

I struggle to understand how the transfomartion is working in Unreal. I've faced one interesting situation and cannot realize what happed. Could somebody explain please why my rig is rotating around Z ...
Dron4K's user avatar
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13 views

How offset is working in UE5.3 Rigging editor

How to get local offset of a control with Python in UE RigEditor? I’ve found a function to get global offset unreal.RigHierarchy.get_global_control_offset_transform ...
Dron4K's user avatar
  • 131
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64 views

Failed to merge bones

I tried to use two different fbx models as a ue mannequin, but I got an error every time: FAILED TO MERGE BONES: This could happen if significant hierarchical changes have been made e.g. inserting a ...
Михаил Байраков's user avatar
1 vote
1 answer
82 views

How to record high quality footage for a game trailer?

I'm trying to record a trailer for my game using OBS, but the recordings are coming out in very poor quality. I've tried increasing the video bitrate, but that just makes the game lag during recording....
IDREES AZIZ's user avatar
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0 answers
85 views

How to continue with Unreal engine after crash?

I know that it is possible to do it so that when the engine (and maybe the game) crashes, it does not close, and continues to work. Who knows how to do it? I know there are many ways to do something ...
grouptout's user avatar
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1 vote
3 answers
433 views

How to send an HTTP Request from an Unreal Blueprint?

I'm updating a little telemetry-logging blueprint that uses HTTP requests to log game events to a server. In the past, I've used the Fetch plugin for this, though it's currently listed as "Not ...
LudoProf's user avatar
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0 answers
61 views

How to add Input Modifiers in C++

I have a blank Input Mapping Context to which I add the Input Actions that I require at specific times during my game. For example, when I make a roll, I simply add the camera movement Input Action ...
afarre's user avatar
  • 111
1 vote
0 answers
66 views

What does a "non viable function" error mean?

I am trying to use a websocket and some C++ code in order to trigger a function toogleLight every time Unreal connects with a server. But I have the following error:...
Nicolas Osorio Bustos's user avatar
0 votes
1 answer
65 views

How to prevent sun light from passing through the walls and flickering when navigating in viewport?

I am new to UE5. I am using a geometry brush to create an inner box and an outer box. The inner is set to brush type ‘subtractive’, resulting in a simple room like this: Then I create several windows ...
storycg's user avatar
1 vote
0 answers
61 views

How to use the DirectoryWatcher module in an Unreal Engine packaged build

I'm using the IDirectoryWatcher module on my project to monitor changes on a directory and when packaging it, I ran into a number of issues. Attempt 1: If I simply add the ...
afarre's user avatar
  • 111
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0 answers
49 views

Full Unreal engine API support in Python?

I'm a newbie to the Unreal engine, and I've seen that there is very little documentation and examples of Python in the Unreal engine, so I'd like to ask if, leaving out the gameplay functionality, we ...
Haitao Xiao's user avatar
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1 answer
93 views

Why do the camera and the character not move when I use my own mapping context?

I replaced the defult mannequin with my character and created a new input action and an input mapping context. But when I change the default mapping context to mine, the camera and the character ...
dsa's user avatar
  • 3
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0 answers
26 views

Efficient Implementation of Dynamic Snake-Like Body in UE5: Seeking Advice on Optimized Approach

Platforms: iOS, Android, and PC. I want to implement a snake body that can dynamically grow in length, narrow, and bend (simulate body movement, similar to bending in an arc). I'm using UE5, and ...
Toki.u. Doki's user avatar
1 vote
1 answer
295 views

Best practice for Actor Components that require other Actor Component functionality

I struggle to understand best practices regarding composition and inheritance for Actor Components in Unreal Engine 5. Concretely, I want to build a base class, say ...
Simon Fischer's user avatar
0 votes
0 answers
43 views

cannot see the character mesh in unreal engine

I was adding the AIModule in my project, but, after I've rebuilt the project after deleting the Saved, Intermediate and Binaries folder, I can't make the Mesh in the Enemy Character appear in the ...
bzal's user avatar
  • 101
1 vote
0 answers
64 views

Which part of UnLua for UE5 can be defined at runtime?

I'm looking into options to allow a released UE5 game to be modded, with just "text files". That is, without having to use the Unreal Editor, and give access to the game code, to create the ...
Sebastien Diot's user avatar
0 votes
1 answer
128 views

What is the best way to handle removing elements from an array while iterating through it in Unreal Engine Blueprint?

I'm trying to remove "Park" Area Controls from a Scene Actions array in Unreal Engine Blueprint. My current attempt doesn't work, and I'd appreciate help troubleshooting it. Details: I have ...
User_4373's user avatar
  • 101
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1 answer
95 views

UE5 - Add texture to landscape

I created a terrain in gaea and exported it to UE5. Then I created a new material with this texture which is for my whole landscape: Material settings: The preview above is already looking good. But ...
Black's user avatar
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33 views

Correct Orientation from Blender to Unreal Engine 5 in a spline

Let me preface this by saying I'm an absolute beginner and I have no idea what I'm doing. Following lot's of different tutorials, I want to create a road spline in unreal engine. Therefor I created a ...
infinitezero's user avatar
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0 answers
18 views

Can I safely remove assets after uninstalling Unreal?

I uninstalled Unreal Engine 5.1. I have several projects saved, some of which are using a lot of disk space. This is mostly because of downloaded assets (like Megascans). Is there any way I can glean ...
Joachim's user avatar
  • 117
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0 answers
191 views

having problems packaging my game in UE 5.3.2

I have tried to package my game and it doesn't work. I am unsure how to proceed any further. It was a week ago or so that I started trying to package my game in 5.3.2 but that didn't work. Upon ...
Alchemyst Mystique's user avatar
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0 answers
104 views

Interface in UE5 not casting or working as a variable

In UE5.3.2, I have created an interface in C++ (code at the end) that I'm trying to implement in a Blueprint. The editor gets the type correctly, and I have been able to make a simple implementation: ...
lilezek's user avatar
  • 146
0 votes
0 answers
29 views

Unreal 5 Strange Global Illumination Effects

As stated in the title, I am having some strange effects with global illumination. I am using Lumen, and I have no active post process volumes (I have one which is set to "editor only") I ...
OGorbitz's user avatar
0 votes
0 answers
38 views

clion.sh does not exist

I have Unreal Engine in Linux launched with ./UnrealEditor This file here ...
Idriss's user avatar
  • 1
0 votes
1 answer
263 views

Using Unreal Engine 5 PCG graph to spawn terrain altering blueprint actors causing loop

I am using a PCG graph to spawn in actors, which are blueprint stamps for the terrain height map. I believe the issue I am facing is that when the blueprints are spawned, they alter the terrain, which ...
Sudoadmin's user avatar
0 votes
0 answers
10 views

Unreal Engine FDirectoryWatcherModule catching multiple events per file operation

I followed this post to implement a delegate on a directory that notifies me when a change has happened (add file, delete file or remove file). This works fine, though the issue is that for each ...
afarre's user avatar
  • 111
0 votes
0 answers
47 views

Unreal Engine: How to edit the M_Athena_Terrain_IceBiome.M_Athena_Terrain_IceBiome material?

I'm using the snow landscape as described here: https://www.reddit.com/r/FortniteCreative/comments/12100h0/terrain_materials_uefn/ This is the full path to the material: /Script/Engine.Material'/Game/...
No Name's user avatar
  • 101
0 votes
0 answers
147 views

Viewport blurry when playing as character

In Unreal Engine 5, whenever I run the game, the viewport becomes very blurry with strange artifacting and twitching. This only happens when I'm attached to the player controller. If I eject from it, ...
Candle's user avatar
  • 141
0 votes
0 answers
63 views

How to move the bones of a model by just pressing a key in unreal engine 5?

I have the following problem. I need to be able to rotate a bone (any bone) in a model in unreal engine 5.3. I cannot use the timeline. For example, if I press the space bar then I would need the arm ...
Nicolas Osorio Bustos's user avatar
0 votes
1 answer
45 views

In Unreal Engine 5, how do I include and use UPlayMontageCallbackProxy::CreateProxyObjectForPlayMontage in C++?

I want to play my UAnimMontage via C++, and in particular, want to make use of the conveniences of UPlayMontageCallbackProxy. ...
brain56's user avatar
  • 219
0 votes
0 answers
652 views

How to extract ucas and utoc io store container files in unreal engine 5

I tried to use different programs for this, such as fmodel and UnrealPakViewer, but fmodel does not support ucas and .binka audio files. UnrealPakViewer can open ucas and I can see files in it, but I ...
Михаил Байраков's user avatar
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0 answers
207 views

UE5; fatal error: CoreMinimal.h: No such file or directory

I am leaning to use UE5 and am following this tutorial : https://www.youtube.com/watch?v=KQgOqyYoHAs However, when I try to compile a simple pawn class on vscode, I am given the error: "...
AssEat1451's user avatar
0 votes
0 answers
77 views

How can i move actor's bounding box center in relative location in Unreal Engine 5?

This is my situation. I need align the center of the object (it's box) and the center of the scene component. I have only center of the box TVector type or FVector. How can i do it? ...
anime username's user avatar
0 votes
0 answers
114 views

Wrong initial level loaded for packaged build

I am having an issue with Unreal Engine 5.2 initially loading "Temp/Untitled_0" as the level before loading the actual default level that I have set in project settings. I have the editor ...
sabo's user avatar
  • 237
0 votes
0 answers
451 views

Anim notifies not working in unreal engine

. I think I have setup things needed to fireoff a custom AnimNotify, but, for some reason, custom notifies don't fire off. The premade notifies for playing sounds etc, fire off okay. But, this notify ...
mleu's user avatar
  • 13
0 votes
0 answers
114 views

How to handle the access token to use across the game sessions

I've successfully implemented a login system using Blueprint and the VA Rest plugin in Unreal Engine. After the login, I obtained an authentication token, but I'm currently facing a challenge in ...
Rasik's user avatar
  • 101
0 votes
0 answers
76 views

Unreal 5.3 ignores changes in Visual Studio Code

I’m using Unreal 5.3 on Ubuntu 23.04 “Lunar.” I’m not using Windows (I really can’t stand it), and there is no Visual Studio on Linux. (It's not even supported by Wine.) But we have VS Code, the ...
eje211's user avatar
  • 101
1 vote
0 answers
48 views

How to blend 2 different metahumans seemlessly during animation

I'm new on this site so please let me know if this is the wrong section to post to. I have an idea for a whole bunch of animations revolving around 2 semi-identical twins that live in the same body. I ...
Majd Odeh's user avatar
  • 111