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	85	September 25, 2025
Duplicate Subsystem when inheriting from FTickableGameObject question , CPP , unreal-engine , UE5-0	7	954	September 24, 2025
get the preapring textures ammount in c++ question , unreal-engine	2	106	September 24, 2025
Pixel Streaming – Hide/Show Address Bar When Using UE5 Fullscreen Button for Mobile and Desktop question , unreal-engine	2	139	September 24, 2025
How can I iterate through saved objects in an FStructuredArchive? question , CPP , unreal-engine , serialization	1	328	September 24, 2025
How to dynamically create a UImage and add it to a VerticalBox container?(runtime, c++) question , unreal-engine	6	192	September 24, 2025
Rendering difficulties during automation of metahuman identity using commendlet-run question , unreal-engine , metahuman	0	45	September 23, 2025
Display Cluster API in c++ UE4-26 , question , unreal-engine , ndisplay	3	1136	September 23, 2025
Why is my UNiagaraComponent null when using UNiagaraFunctionLibrary::SpawnSystemAttached question , unreal-engine	5	207	September 23, 2025
Understanding C++ input CPP , Input , unreal-engine , playercontroller , action-mappings	2	390	September 22, 2025
Debugging Gamepad Inputs on MacOS question , MAC , gamepad , controller , unreal-engine	10	2572	September 22, 2025
Confused about IsSystemAttribute() in GAS source code question , CPP , unreal-engine	0	72	September 22, 2025
Automating Material Creation in Unreal Engine using Specific Texture Sets question , unreal-engine , fab	1	159	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	263	September 22, 2025
Blackbox AI: Smarter Coding Assistance for Unreal Engine question , unreal-engine , unreal-editor-for-fortnite	0	321	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	69	September 21, 2025
Cannot build plugin module - LINK : fatal error LNK1181: cannot open input file '..\UE4Editor.lib' unreal-engine	16	10961	September 21, 2025
Change Default Actor Class used for Drag and Drop of Assets question , CPP , unreal-engine	3	727	September 21, 2025
Why is my FMassActorFragment always a nullptr ? question , CPP , unreal-engine	1	155	September 21, 2025
StateTree Schema how to set context question , CPP , unreal-engine	1	460	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	810	September 20, 2025
Access Violation error in BeginPlay, nullptr help? question , please-help-me , unreal-engine , nullptr , UE5	6	268	September 20, 2025
Could not find definition for module, need help! question , CPP , modules , unreal-engine	3	21884	September 19, 2025
Request for Access – Passionate Unreal Engine Learner Blueprint , question , CPP , bug-report , unreal-engine , unreal-editor-for-fortnite , fortnite-creative	0	59	September 19, 2025
Please help, PIE Crash when editing Open World maps question , editor , crash , bug-report , unreal-engine	17	360	September 19, 2025
AAVot AI – Smarter Workflow Assistance for Developers question , bug-report , unreal-engine	0	459	September 19, 2025
Shipping Problem unreal-engine	0	49	September 18, 2025
Unable to open source file "MaterialEditingLibrary.h" question , CPP , unreal-engine	0	47	September 18, 2025
Hi ！How can I call this FUNCTION？ Blueprint , question , CPP , unreal-engine	3	166	September 18, 2025
Leonardo AI Image Generator - Create Art, Images & Video question , bug-report , unreal-engine , unreal-editor-for-fortnite	0	730	September 18, 2025

Flickering Observed When Runtime Switching Lighting Scenario Levels

question , bug-report , unreal-engine

0

85

September 25, 2025

Duplicate Subsystem when inheriting from FTickableGameObject

question , CPP , unreal-engine , UE5-0

7

954

September 24, 2025

get the preapring textures ammount in c++

question , unreal-engine

2

106

September 24, 2025

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

question , unreal-engine

2

139

September 24, 2025

How can I iterate through saved objects in an FStructuredArchive?

question , CPP , unreal-engine , serialization

1

328

September 24, 2025

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

question , unreal-engine

6

192

September 24, 2025

Rendering difficulties during automation of metahuman identity using commendlet-run

question , unreal-engine , metahuman

0

45

September 23, 2025

Display Cluster API in c++

UE4-26 , question , unreal-engine , ndisplay

3

1136

September 23, 2025

Why is my UNiagaraComponent null when using UNiagaraFunctionLibrary::SpawnSystemAttached

question , unreal-engine

5

207

September 23, 2025

Understanding C++ input

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

2

390

September 22, 2025

Debugging Gamepad Inputs on MacOS

question , MAC , gamepad , controller , unreal-engine

10

2572

September 22, 2025

Confused about IsSystemAttribute() in GAS source code

question , CPP , unreal-engine

0

72

September 22, 2025

Automating Material Creation in Unreal Engine using Specific Texture Sets

question , unreal-engine , fab

1

159

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

263

September 22, 2025

Blackbox AI: Smarter Coding Assistance for Unreal Engine

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

0

321

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

69

September 21, 2025

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

unreal-engine

16

10961

September 21, 2025

Change Default Actor Class used for Drag and Drop of Assets

question , CPP , unreal-engine

3

727

September 21, 2025

Why is my FMassActorFragment always a nullptr ?

question , CPP , unreal-engine

1

155

September 21, 2025

StateTree Schema how to set context

question , CPP , unreal-engine

1

460

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

810

September 20, 2025

Access Violation error in BeginPlay, nullptr help?

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

6

268

September 20, 2025

Could not find definition for module, need help!

question , CPP , modules , unreal-engine

3

21884

September 19, 2025

Request for Access – Passionate Unreal Engine Learner

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

0

59

September 19, 2025

Please help, PIE Crash when editing Open World maps

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

17

360

September 19, 2025

AAVot AI – Smarter Workflow Assistance for Developers

question , bug-report , unreal-engine

0

459

September 19, 2025

Shipping Problem

unreal-engine

0

49

September 18, 2025

Unable to open source file "MaterialEditingLibrary.h"

question , CPP , unreal-engine

0

47

September 18, 2025

Hi ！How can I call this FUNCTION？

Blueprint , question , CPP , unreal-engine

3

166

September 18, 2025

Leonardo AI Image Generator - Create Art, Images & Video

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

0

730

September 18, 2025

Programming & Scripting C++