Latest C++ topics - Epic Developer Community Forums

Topic	Replies	Views	Activity
You want to contribute to Unreal Engine? Here’s how! GitHub , unreal-engine , Engine-Source-Code , Engine-Source-GitHub	0	9127	December 10, 2020
Problem with HUD only being valid on clients question , CPP , UI , unreal-engine , Widget	0	9	January 15, 2026
Problem with HUD only being valid on clients question , CPP , UI , unreal-engine , Widget	0	5	January 15, 2026
mover插件问题，使用mover插件控制pawn人物移动，其他客户端显示会出现来回抖动，服务器不出现。会时什么原因导致的 question , CPP , unreal-engine	1	10	January 15, 2026
External pak files and "use io store" option question , unreal-engine	4	767	January 14, 2026
GBGridManager.cpp(94, 16): [C2039] 'GetObjectW': is not a member of 'TScriptInterface<IGridOccupantInterface>' question , unreal-engine	2	27	January 14, 2026
Improve Third Party Plugin Documentation? unreal-engine	8	181	January 14, 2026
Getting input actions for InjectInputForAction without instancing the class and assinging IA in editor question , unreal-engine	1	13	January 13, 2026
[RFC] Handling Identity Uncertainty: A PSTAS-based "Shadow Hash" for Runtime Metadata Ingestion unreal-engine	0	6	January 13, 2026
AI Perception Sight allowing for seeing behind Blueprint , question , CPP , unreal-engine	13	16	January 13, 2026
Is there anyone who can run the Online Subsystem Steam properly in UE 5.6? question , CPP , Steam , unreal-engine , steamworks	54	6064	January 13, 2026
UE5.7 Crossplay with Android and PC which online system? Android , question , Multiplayer , pc , unreal-engine , onlinesubsystem , cross-platform , online-subsystem , epic-online-services , EOS	0	17	January 12, 2026
UE 5.6 Problem: GetSubsystem Only Returns First Opened Blueprint Class Blueprint , question , editor , CPP , bug-report , unreal-engine	4	49	January 12, 2026
Making uint32 UObjectBase::GetUniqueID() visible to (int32) blueprint - overflow problem? unreal-engine	1	485	January 11, 2026
[SOLVED] How do I get a flashlight effect to work properly with a procedurally generated mesh. question , unreal-engine	4	47	January 10, 2026
Empty Project can't #include "Components/InstancedSkinnedMeshComponent.h" question , CPP , unreal-engine , include , experimental	8	72	January 9, 2026
Bug d'affichage de revêtement d'arme question , fortnite , unreal-editor-for-fortnite , fortnite-creative	0	4	January 8, 2026
Error "DataAsset does not match object's real ID of !" question , CPP , unreal-engine	4	620	January 8, 2026
Chaos race condition ? question , CPP , Physics , unreal-engine	0	19	January 8, 2026
Assertion failed: Component && Component->IsActive() PhysScene_Chaos.cpp [Line: 205] question , unreal-engine	0	17	January 7, 2026
Changing a default subobject name in C++ class leads to UActorComponent being marked as PendingKill immediately after being instantiated when loading from .uasset, and is eventually reset to NULL by GC question , crash , bug-report , unreal-engine , garbage-collector , serialization , actor-component	8	6631	January 7, 2026
I'm try to do the C++ equivalent of Construct object from class in blueprint but doesn't seem to be working. question , CPP , unreal-engine	2	51	January 7, 2026
UI Images getting blurry at different screen resolutions question , unreal-engine , Widget , UMG	1	27	January 6, 2026
Is the DynamicMeshComponent's distance field generation option editor-only? question , CPP , Rendering , unreal-engine	9	342	January 5, 2026
FEATURE REQUEST: Incorrect Schema Validation in UStateTreeComponent's Override Functions FeatureRequest , feedback , bug , request , unreal-engine	3	108	January 5, 2026
Still worth supporting Intel Macs when building a plugin that uses Third-Party Libraries? unreal-engine	1	14	January 5, 2026
Spawn Actor does not spawn an actor from a widget in C++ question , unreal-engine	1	18	January 4, 2026
How to set controller desired rotation in gasp Blueprint , question , unreal-engine	0	13	January 3, 2026
UE 5.7.1 unknown classes: AActor, APawn, GEngine etc. in Xcode question , unreal-engine	1	27	January 3, 2026
Enhanced Input with UserWidget in UE 5.7 question , CPP , Input , unreal-engine , Widget	1	61	January 2, 2026