Questions tagged [unreal-engine5]

Unreal Engine 5 is a game engine created by Epic Games, currently in Early access phase. Use this tag for programming related questions. For non-programming related questions, use https://gamedev.stackexchange.com/.

Unreal Engine 5 (UE5) is a game engine created by Epic Games.

Gameplay and engine programming is done in C++ and Blueprints.

Resources

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Joining session by steam subsystem in unreal engine 5.1 dosent load the game level

i was trying to do a game on unreal engine 5.1 and making it work with the steam subsystem the issue i face is when i'm trying to join a session (with another computer connected to the internet, with different steam account and same download…
Haksell
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I am trying to rotate a bone of a mesh in C++ using Unreal Engine 5

I am trying to rotate a bone of a mesh in C++ using Unreal Engine 5. I have already tried using USkeletalMeshComponent and UAnimInstance to get the bone transform and update the animation, but I am facing errors like “USkeletalMeshComponent has no…
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How can I use C++ 20 in Unreal Engine 5?

I changed the CppStandard option, but the compiler keeps failing to recognize the C++20 feature and getting an error. I tried with Visual studio 2022 and Rider IDE, and both IDE showed errors. No relevant options were found in the compiler's project…
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Applying torque in a direction only if the angular velocity of a ball is not too high

I am trying to implement a move system for a ball in Unreal Engine 5. The user can apply torque to a ball to let the ball spin in a certain direction depending on the position of the camera in a 3D game. I am having problems with implementing a good…
Ilja KO
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How would I resolve this object serialization error in UE5?

I am currently working on an UnrealEngine 5 project and have run into an issue. The project works perfectly fine in the editor and the only warning I see during the packaging process are: “VerifyImport: Failed to find script package for import…
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UE5/C++: send multiple Scene Capture frames via TCP socket for high-fidelity realtime applications

I am trying to code a realtime system that acquires multiple high-fidelity frames from Unreal Engine 5, and sends them back through TCP socket to a python/matlab server, while getting from the server the pose of the cameras beforehand. I would like…
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How to package UE5 plugin for all build configurations?

I have a plugin that I needed to package to use only the public part in other projects, I created a project in version 5.1 and installed the plugin there and started packaging it. Because my plugin depended on another one I had to install the source…
Arkadii
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Texture filtering for terrain generation

I use low resolution topography texture for my terrain generation with three interpolation algorithms however I can't get rid of checkered pattern. How to fix that and made my terrain smooth? Bilinear interpolation: Constrained Bicubic…
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Visual code error when run build task for Unreal engine 5

This was an actor of Unreal engine 5 and I was trying to run build task and the error popped up. This is simply after creating a new C++ class. I’ve disabled Live Coding. I’ve run Refresh Visual Studio Code Project. i have looked on google for an…
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visual studio 2022 hot reload in ue5 not working

For some reason, every time I make any kind of change to my code in visual studio 2022 and click hot reload, it gives me a window saying changes were made which cannot be compiled. I have attached an image of it to this question. I know this isn't…
nugget
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Why doesn't unreal's UPEOPERTY(Replicated) tag automatically sync data from client to server?

As we known, in unreal dedicated server , the UPEOPERTY(Replicated) tag will sync change datas from server to client automatically. However, why not unreal implement such function on client side, instead of invoking rpc to change server datas?
choxsword
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How to add a door to a wall in UE5?

All the tutorials I find are for UE4 using the supposedly deprecated BSP system. I have a box mesh shaped like a wall, a door frame downloaded from Quixel, how can I add the door to the wall so that: it cuts the wall disables collision in the door…
Fez Vrasta
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How convert APK arm64 to armv7 packed with UE5

I'm working on a multi-platform Archviz with UE5. The problem is that UE5 stopped supporting armv7 and I would like my app did that. I think it's possible but I don't know how: I'm not a developer but only a furniture designer. I tried to make an…
srHrs
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Getting Smooth Rotation Acceleration in UE5 - Use Lerp?

I'm currently writing a basic PlayerController for a Spacecraft Pawn in UE5 (C++, not Blueprint). It's all going well and I've managed to get decent-looking pitch roll and yaw without gimbal lock. I have a HUD which displays a ProgressBar showing…
AJ.
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Unreal Engine 5 Setup problem with Openssl library

Unreal engine 5 has v1 version of openssl library with it. I checked in its third part folder. I was able to use it inside my plugin by adding it directly to the dependency modules. However I wanted to use the newer version of openssl to be precise…
Arnab Gupta
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