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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.

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Error when trying to compile scripts C++ - Unreal Engine 5

When I try to compile scripts I get these errors and I don't know how to solve them. Does anyone know how to solve them? Errors Error 1: Expecting to find a type to be declared in a module rules named 'RD' in UE5Rules, Version=0.0.0.0,…
gabrielcassimiro
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UE5 lumen lighting on Mac

I own an m1 Mac with Apple's in house chip. I'm also a beginner in Unreal Engine 5. I was following some very beginner tutorials on lighting and lumen. However, lumen doesn't seem to work for me. After setting the global illumination method to…
WilliamHarvey
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Unreal Engine 5 - Reduce Project size

There is an extensive guide for UE4 here but nothing about UE5. I also notice that by default a 10.6 Gb project on UE4 (unpackaged) will be only 7.1 Gb with UE5. The goal is to be able to transfer easily the project between an EXT4 external drive…
Antonin GAVREL
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MacOS Error Pushing Unreal Project Git Repo to MS Azure DevOPs

I keep getting the error: Enumerating objects: 310, done. Counting objects: 100% (310/310), done. Delta compression using up to 10 threads Compressing objects: 100% (308/308), done. Writing objects: 100% (309/309), 590.98 MiB | 1.94 MiB/s,…
TLHC
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How to connect Perforce with Rider IDE

I've set up a local Perforce server to store my Unreal engine project. I like to use Rider as my code editor and I'm having some trouble getting Rider to connect to my Perforce server as it displays in the top left "No Perforce Connections" No…
Max Schafer
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CI-CD for an Unreal Engine 5 project (Azure DevOps)

I have worked on many languages and created end-to-end projects with many CI-CD tools. Recently got a task to create a CI-CD process (Azure DevOps Pipelines) for an Unreal Engine 5 project, and I have no idea where to start. I have to do this on…
Raw_Wish
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UE5.1 Multiplayer, How to get the player who clicked and the one who is gettting clicked?

So, I am making a multiplayer game where I want it so that when a player1 who is playing the game sees the avatar of player 2 he can click on that avatar and a widget get’s created showing profile of the Player 2, also there is a button in that…
Dev Patel
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"error: use of undeclared identifier" when using a class member variable member fuction called by HTTP response delegate

I'm saving the value of a token in the class variable _Token The token is added to the request header in CreateHttpPostRequest I make a HTTP request call in PostToJira using CreateHttpPostRequest, and bind the response to OnResponseReceived. Once i…
MashedPotato6587
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How to transition from Blueprint to C++ in Unreal Engine 5.0.1?

I am new in Unreal Engine. And I am trying to edit a UE project, but it's using blueprint for the coding, and I have none experience for using blueprint. So is it possible and how to change Blueprint Class into C++ in UE? Thank you in advance.
Jay
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How does a plugin get a project-agnostic hud to display a widget to in C++?

I'm making a plugin that I want to display a widget to the user. All the examples I see of creating a C++ widget, and adding it to the viewport, require modifying the game mode, or player character, or something that I wouldn't have access to, being…
MashedPotato6587
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Blueprint Runtime Error: "Accessed None trying to read PlaceableActor"

I am trying to learn how to develop games with Unreal, and I am currently following this tutorial series: https://www.youtube.com/watch?v=9f98-D9T0Nk&ab_channel=TheGameDevChannel Now I am at the part where I should be able to place items from the…
pauloutboy
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How to attach scene component to actor from the c++ code in Unreal Engine 5

I need to attach a scene component to an actor but in a way that i will be able to access the things(function, variables) in the scene component from another actor. for example, i have an actor called Door1 and i have a scene component called…
rdex999
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Super::BeginPlay() , Super::Tick()

What is the Super:: and why we use it. I am new in Unreal Engine. I searched a few and I found that we use Super:: with override functions. In this way we call the base class function. Why we wanna do this ? Could someone explain properly please ?
Özgür ÖZKAN
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How can i fix this ue5 crash

Assertion failed: WorldPartition->World == World [File:D:\build++UE5\Sync\Engine\Source\Editor\WorldPartitionEditor\Private\WorldPartition\SWorldPartitionEditor.cpp] [Line: 73] i need a way to fix this. It happens everytkme i want to start this ue5…
shane
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Unreal Engine 5 & Perforce : not detecting changes in blueprint

I am new to UE5 and Perforce so sorry if this question may seem simple but I am a bit lost. I installed Perforce Helix depot and client on the same computer (I am the only person working on the project) by following this tutorial :…
Kevin H.
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