Development Platform & Builds

XR Development All things virtual, augmented, and mixed reality. Mobile For mobile development discussions, including Android, iOS, and beyond. Please use appropriately named TAGS. Debugging, Optimization, & Profiling Looking for discussions on debugging, optimizing and profiling your projects? This is the place for you. Cloud Marketplace VM Our Cloud Marketplace Virtual Machines with Unreal Engine come pre-loaded with the latest release of UE and all its prerequisites, so you can get straight to creating in the cloud with no downloads or installs. Use it as a starting point for your team’s virtual workstations or other cloud-driven content creation pipelines for virtual production, gaming, automotive design, digital twins, and more.

Topic	Replies	Views	Activity
EOS DevAuthTool: Is it possible to get more than one credential per Epic Account? Debugging, Optimization, & Profiling question , unreal-engine	2	462	August 4, 2026
need help packaging my game XR Development question , unreal-engine , Packaging	1	15	August 4, 2026
Can't package project with anim node Retarget pose from mesh active iOS Mobile question , unreal-engine	0	9	August 4, 2026
Meta Quest 3 is not recognised in Twinmotion. XR Development question , twinmotion	7	1425	August 4, 2026
SetVar Include - Environment variable name or value is too long Platform & Builds question , unreal-engine	2	37	August 4, 2026
macOS LiveLinkHub 5.8.0 preview Platform & Builds unreal-engine	1	134	August 4, 2026
Where are the latest updates for Twinmotion 2026.1? Platform & Builds question , twinmotion	1	39	August 3, 2026
Open android game from url with parameters Mobile Android , question , unreal-engine	5	974	August 3, 2026
Project Takes Excessively Long Time to Open from Cold Start Platform & Builds question , unreal-engine	5	586	August 2, 2026
How big should UE5 built from github source be? Platform & Builds question , editor , unreal-engine	2	203	August 2, 2026
Fortnite creative is so buggy Debugging, Optimization, & Profiling unreal-engine , fortnite-creative	0	14	August 1, 2026
"Cannot replace existing object of a different class" with two objects of the same class error Debugging, Optimization, & Profiling question , unreal-engine	3	214	August 1, 2026
Lumen Not Activating in VR Despite Ultra Quality Setting XR Development question , Rendering , twinmotion	1	105	July 31, 2026
Minimum PC specs to run Twinmotion Presenter including VR XR Development question , twinmotion	1	107	July 31, 2026
Twinmotion Native VR Multi-Player XR Development question , twinmotion	1	62	July 31, 2026
Missing UnrealBuildTool.exe after build Platform & Builds unreal-engine , unrealengine4	23	6560	July 31, 2026
ARKit object detection XR Development question , apple , unreal-engine , ARKit	1	62	July 31, 2026
App must use Google Play Billing Library version 8.0.0 or later Unreal Engine 5 2026 Mobile unreal-engine	2	71	July 30, 2026
Failed assertion !IsRooted() in UObjectBaseUtility::MarkAsGarbage() Platform & Builds question , unreal-engine , Epic-Pro-Support	8	75	July 30, 2026
Stand Alone VR Lighting Build Not looking right, FPS super low XR Development unreal-engine	4	66	July 30, 2026
résoudre problème twinmotion télécharger lanceur twinmotion Platform & Builds twinmotion	0	13	July 30, 2026
5.8 Gameplay Camera System Issue causing crashes Platform & Builds question , unreal-engine	1	65	July 29, 2026
Unreal Engin 5 Oculus VR Problem_ Bad Color - Black Screen - etc Platform & Builds unreal-engine	1	324	July 29, 2026
Meta Quest Store Entitlement and Initialization for Add-ons or In-App Purchases XR Development unreal-engine , oculus-vr , oculus-quest	1	50	July 28, 2026
Visual issue when packaging project Platform & Builds question , unreal-engine	1	99	July 28, 2026
UE 5.8 crashes during use. Platform & Builds question , unreal-engine	2	83	July 27, 2026
Android 16 (API level 36) by Aug31 Mobile unreal-engine	4	176	July 26, 2026
PS5 Documentation Access Platform & Builds unreal-engine	0	73	July 26, 2026
Dedicated Server package missing Steam/Boost DLLs in UE 5.7.4 Source Build Platform & Builds question , unreal-engine	0	38	July 26, 2026
Exporting issues with UE5.8 Platform & Builds question , unreal-engine , ue	0	32	July 24, 2026