Development Programming & Scripting

Multiplayer & Networking Creating experiences to enjoy with your friends? This is the place to talk couch co-op, online multiplayer, and beyond! Verse Blueprint Build powerful visual scripts without code. C++ For gameplay programmers writing C++ code, and those using Unreal Engine Source Code & GitHub UI The place to discuss all things UI and UX related. Devices AI All things artificial intelliegence, EQS, behavior trees, AI Perception, and AI debugging.

Topic	Replies	Views	Activity
Missing Classes, Assets, Verse Errors & Crashes Verse question , unreal-engine , unreal-editor-for-fortnite	0	2	November 3, 2026
Day 1 - Building My Own DirectX 12 Game Engine From Scratch C++ CPP , unreal-engine , Engine-Source-Code	0	2	November 3, 2026
After i load in the match it keeps me in for 30 seconds then it sends me back to lobby and this pops up UI unreal-engine , fortnite	1	11	November 3, 2026
BLANK project is not a blank project Programming & Scripting question , unreal-engine	1	25	November 3, 2026
Updated to 5.8.4 from 5.8.2 and Unreal no longer opens Programming & Scripting question , unreal-engine	2	52	November 3, 2026
Day 9 - Equipment System in C++ (Unreal Engine 5) C++ CPP , unreal-engine	0	8	November 3, 2026
Get batterey level of controllers in (UE5.4.4) + Meta Fork (Oculus 3s) C++ question , unreal-engine , oculus-vr	0	17	November 3, 2026
Is it possible to use an GPU RTX 5000 series for Learning Agents? There is a problem AI question , unreal-engine , Learning-Agents , Imitation-Learning	5	414	November 3, 2026
How can external UEFN developers access the URC Live Testing environment? Programming & Scripting question , editor , unreal-engine , unreal-editor-for-fortnite	0	11	November 3, 2026
Custom K2Node with an output pin in the header (like event nodes) Programming & Scripting Blueprint , question , unreal-engine , custom-nodes	1	23	November 3, 2026
[MVVM] How to use "Context" CreationType properly ? UI question , unreal-engine	3	42	November 3, 2026
Game's build crashing at random Programming & Scripting question , unreal-engine	1	25	November 3, 2026
Broken Root Motion Programming & Scripting Blueprint , question , unreal-engine	0	12	November 3, 2026
Iris: Unreliable RPCs such as ClientAck are being treated as reliable Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	6	244	November 3, 2026
Replay System - Subobjects are null (but not in client/server) Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	4	163	November 3, 2026
Subobjects with owners in iris get polled all the time Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	6	303	November 3, 2026
[Iris] Crash for SubObject with only COND_InitialOnly properties Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	5	154	November 3, 2026
Unable to serialize subobject's outer Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	3	115	November 3, 2026
how to check when map finishes loading? C++ question , unreal-engine	1	35	November 3, 2026
All of the Create Projects are now Add To Project now? Programming & Scripting question , unreal-engine	2	49	November 3, 2026
Unable to Launch Memory Calc Programming & Scripting question , unreal-engine	1	24	November 3, 2026
Why is my UE 5.7 Voice Chat Audio Very Quiet and Tinny over Steam? Programming & Scripting question , unreal-engine	0	16	November 2, 2026
lris crashes on my dedicated server saying replication protocol mismatch Programming & Scripting question , unreal-engine	1	109	November 2, 2026
What's the best/simplest way to set up multi-part weapons and how do i set up its desired systems? Blueprint Blueprint , question , new-project , unreal-engine , Blender , gun , newbie , weapon-system	2	40	November 2, 2026
Iris Packet write Error Multiplayer & Networking question , unreal-engine	2	221	November 2, 2026
Stopping actor deletion when outside of Network Cull Distance on clients? Programming & Scripting unreal-engine	7	652	November 2, 2026
[Iris] Why are NetSerializers so complex? Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	6	604	November 2, 2026
FActorInstanceHandle Lazy Resolution Breaks FHitResult Under IRIS Native Serialization Multiplayer & Networking question , unreal-engine , Epic-Pro-Support	3	135	November 2, 2026
Launcher 20.3.6: Engine Versions empty. Programming & Scripting unreal-engine	0	20	November 2, 2026
[PCG 5.5.4] Question about PCGData and PCGContext includes Programming & Scripting question , unreal-engine	0	11	November 2, 2026