Latest C++ topics - Epic Developer Community Forums

Topic	Replies	Views	Activity
Flickering Observed When Runtime Switching Lighting Scenario Levels question , bug-report , unreal-engine	0	45	September 25, 2025
UE5 opens a wrong VS .sln file (from previous project) question , unreal-engine	0	31	September 24, 2025
Duplicate Subsystem when inheriting from FTickableGameObject question , CPP , unreal-engine , UE5-0	7	830	September 24, 2025
get the preapring textures ammount in c++ question , unreal-engine	2	54	September 24, 2025
Pixel Streaming – Hide/Show Address Bar When Using UE5 Fullscreen Button for Mobile and Desktop question , unreal-engine	2	75	September 24, 2025
How can I iterate through saved objects in an FStructuredArchive? question , CPP , unreal-engine , serialization	1	255	September 24, 2025
How to dynamically create a UImage and add it to a VerticalBox container?(runtime, c++) question , unreal-engine	6	85	September 24, 2025
Rendering difficulties during automation of metahuman identity using commendlet-run question , unreal-engine , metahuman	0	24	September 23, 2025
Display Cluster API in c++ UE4-26 , question , unreal-engine , ndisplay	3	1044	September 23, 2025
Why is my UNiagaraComponent null when using UNiagaraFunctionLibrary::SpawnSystemAttached question , unreal-engine	5	74	September 23, 2025
Understanding C++ input CPP , Input , unreal-engine , playercontroller , action-mappings	2	121	September 22, 2025
Debugging Gamepad Inputs on MacOS question , MAC , gamepad , controller , unreal-engine	10	2374	September 22, 2025
Confused about IsSystemAttribute() in GAS source code question , CPP , unreal-engine	0	33	September 22, 2025
Automating Material Creation in Unreal Engine using Specific Texture Sets question , unreal-engine , fab	1	91	September 22, 2025
Need Some Help Figuring Out the Mover 2.0 Plugin CPP , c-class-wizard , request , unreal-engine , c-custommeshcomponen , c-and-blueprint , c-custom-shape , c-cone-shape , c-programming , c-c , c-class , c-error , c-and-bluepri	1	166	September 22, 2025
Blackbox AI: Smarter Coding Assistance for Unreal Engine question , unreal-engine , unreal-editor-for-fortnite	0	74	September 22, 2025
I have root motion animation in my animation. yet the capsule doesn't move with animation even when "Enable Root motion" is checked. all seem good but the capsule is not moving when i click the enable root motion. help pls question , unreal-engine	0	16	September 21, 2025
Cannot build plugin module - LINK : fatal error LNK1181: cannot open input file '..\UE4Editor.lib' unreal-engine	16	10535	September 21, 2025
Change Default Actor Class used for Drag and Drop of Assets question , CPP , unreal-engine	3	699	September 21, 2025
Why is my FMassActorFragment always a nullptr ? question , CPP , unreal-engine	1	74	September 21, 2025
StateTree Schema how to set context question , CPP , unreal-engine	1	180	September 20, 2025
[BUG] Critical Error Array.h line 758 UE 5.4.3 and 5.4.4 question , CPP , packaging-projects , error , unreal-engine , critical-error	7	523	September 20, 2025
Access Violation error in BeginPlay, nullptr help? question , please-help-me , unreal-engine , nullptr , UE5	6	164	September 20, 2025
How to make the blueprint subclass that inherits from localplayersubsystem usable after packaging? Blueprint , question , CPP , unreal-engine	3	59	September 20, 2025
Could not find definition for module, need help! question , CPP , modules , unreal-engine	3	21331	September 19, 2025
Request for Access – Passionate Unreal Engine Learner Blueprint , question , CPP , bug-report , unreal-engine , unreal-editor-for-fortnite , fortnite-creative	0	29	September 19, 2025
Please help, PIE Crash when editing Open World maps question , editor , crash , bug-report , unreal-engine	17	169	September 19, 2025
AAVot AI – Smarter Workflow Assistance for Developers question , bug-report , unreal-engine	0	71	September 19, 2025
Shipping Problem unreal-engine	0	26	September 18, 2025
Unable to open source file "MaterialEditingLibrary.h" question , CPP , unreal-engine	0	15	September 18, 2025

Flickering Observed When Runtime Switching Lighting Scenario Levels

question , bug-report , unreal-engine

0

45

September 25, 2025

UE5 opens a wrong VS .sln file (from previous project)

question , unreal-engine

0

31

September 24, 2025

Duplicate Subsystem when inheriting from FTickableGameObject

question , CPP , unreal-engine , UE5-0

7

830

September 24, 2025

get the preapring textures ammount in c++

question , unreal-engine

2

54

September 24, 2025

Pixel Streaming – Hide/Show Address Bar When Using UE5 Fullscreen Button for Mobile and Desktop

question , unreal-engine

2

75

September 24, 2025

How can I iterate through saved objects in an FStructuredArchive?

question , CPP , unreal-engine , serialization

1

255

September 24, 2025

How to dynamically create a UImage and add it to a VerticalBox container?(runtime, c++)

question , unreal-engine

6

85

September 24, 2025

Rendering difficulties during automation of metahuman identity using commendlet-run

question , unreal-engine , metahuman

0

24

September 23, 2025

Display Cluster API in c++

UE4-26 , question , unreal-engine , ndisplay

3

1044

September 23, 2025

Why is my UNiagaraComponent null when using UNiagaraFunctionLibrary::SpawnSystemAttached

question , unreal-engine

5

74

September 23, 2025

Understanding C++ input

CPP , Input , unreal-engine , playercontroller , action-mappings

2

121

September 22, 2025

Debugging Gamepad Inputs on MacOS

question , MAC , gamepad , controller , unreal-engine

10

2374

September 22, 2025

Confused about IsSystemAttribute() in GAS source code

question , CPP , unreal-engine

0

33

September 22, 2025

Automating Material Creation in Unreal Engine using Specific Texture Sets

question , unreal-engine , fab

1

91

September 22, 2025

Need Some Help Figuring Out the Mover 2.0 Plugin

CPP , c-class-wizard , request , unreal-engine , c-custommeshcomponen , c-and-blueprint , c-custom-shape , c-cone-shape , c-programming , c-c , c-class , c-error , c-and-bluepri

1

166

September 22, 2025

Blackbox AI: Smarter Coding Assistance for Unreal Engine

question , unreal-engine , unreal-editor-for-fortnite

0

74

September 22, 2025

I have root motion animation in my animation. yet the capsule doesn't move with animation even when "Enable Root motion" is checked. all seem good but the capsule is not moving when i click the enable root motion. help pls

question , unreal-engine

0

16

September 21, 2025

Cannot build plugin module - LINK : fatal error LNK1181: cannot open input file '..\UE4Editor.lib'

unreal-engine

16

10535

September 21, 2025

Change Default Actor Class used for Drag and Drop of Assets

question , CPP , unreal-engine

3

699

September 21, 2025

Why is my FMassActorFragment always a nullptr ?

question , CPP , unreal-engine

1

74

September 21, 2025

StateTree Schema how to set context

question , CPP , unreal-engine

1

180

September 20, 2025

[BUG] Critical Error Array.h line 758 UE 5.4.3 and 5.4.4

question , CPP , packaging-projects , error , unreal-engine , critical-error

7

523

September 20, 2025

Access Violation error in BeginPlay, nullptr help?

question , please-help-me , unreal-engine , nullptr , UE5

6

164

September 20, 2025

How to make the blueprint subclass that inherits from localplayersubsystem usable after packaging?

Blueprint , question , CPP , unreal-engine

3

59

September 20, 2025

Could not find definition for module, need help!

question , CPP , modules , unreal-engine

3

21331

September 19, 2025

Request for Access – Passionate Unreal Engine Learner

Blueprint , question , CPP , bug-report , unreal-engine , unreal-editor-for-fortnite , fortnite-creative

0

29

September 19, 2025

Please help, PIE Crash when editing Open World maps

question , editor , crash , bug-report , unreal-engine

17

169

September 19, 2025

AAVot AI – Smarter Workflow Assistance for Developers

question , bug-report , unreal-engine

0

71

September 19, 2025

Shipping Problem

unreal-engine

0

26

September 18, 2025

Unable to open source file "MaterialEditingLibrary.h"

question , CPP , unreal-engine

0

15

September 18, 2025

Programming & Scripting C++