Development Platform & Builds

XR Development All things virtual, augmented, and mixed reality. Debugging, Optimization, & Profiling Looking for discussions on debugging, optimizing and profiling your projects? This is the place for you. Mobile For mobile development discussions, including Android, iOS, and beyond. Please use appropriately named TAGS. 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
Would it be possible to make newer Unreal Engine versions UEVR compatible? Platform & Builds question , unreal-engine	0	4	January 4, 2026
Developing PCVR AR/Passthrough applications for Quest 3 XR Development question , unreal-engine	3	22	January 4, 2026
Unreal Engine 5.4.4 crashing when opening Platform & Builds question , unreal-engine	16	4099	January 3, 2026
Help! map specified on the commandline '...' could not be found Platform & Builds question , packaging-projects , unreal-engine , export , Packaging	17	30706	January 3, 2026
Debug line traces Debugging, Optimization, & Profiling question , unreal-engine	4	24	January 3, 2026
Bink Media on Steam Deck has blue tint & flicker Platform & Builds question , Rendering , unreal-engine	1	76	January 3, 2026
Background Blur Crash with 5.7 and Instanced Stereo XR Development bug-report , unreal-engine	2	47	January 3, 2026
Can't get OpenXR passthrough to work on UE5.7+Quest3S XR Development question , unreal-engine	5	54	January 2, 2026
UE5 "SDK for IOS is not installed properly" Mobile iOS , question , unreal-engine , UE5-0	16	10050	January 2, 2026
I have a problem when use world world partition ue5 and load regions but it only load the same region, how to fix ? Debugging, Optimization, & Profiling question , editor , unreal-engine	0	4	January 2, 2026
Unreal Engine Metahuman asset from 5.5 to 5.7 Debugging, Optimization, & Profiling Blueprint , question , unreal-engine , metahuman	1	33	January 2, 2026
Rendering broken with new graphics card. Platform & Builds unreal-engine	1	9	January 2, 2026
I can't build my Unreal Engine 5.6 project Platform & Builds question , editor , crash , unreal-engine	2	156	January 1, 2026
Props turning invisible Debugging, Optimization, & Profiling Blueprint , bug-report , Rendering , unreal-engine , fortnite-creative	0	5	January 1, 2026
but the target package was marked NeverCook or is not cookable for the target platform Platform & Builds question , unreal-engine	0	10	January 1, 2026
How to resolve starter content failed error? Platform & Builds question , Assets , unreal-engine , starter-content	3	3496	December 31, 2025
Flashes in right eye when using the water plugin in VR XR Development question , unreal-engine	0	8	December 31, 2025
Windows successful cooking in UE5.7 ignores some assets that all cook fine in UE5.4 Platform & Builds question , unreal-engine	3	17	December 30, 2025
Using BuildGraph with Lyra 5.7 -- Target "BuildAndTest" is not in graph Platform & Builds question , unreal-engine	0	13	December 30, 2025
Game Crash as Client in 5.6.* and 5.7 XR Development unreal-engine	12	424	December 30, 2025
Missing UnrealBuildTool.exe after build Platform & Builds unreal-engine , unrealengine4	18	2189	December 30, 2025
Freelancer Setup: Remote Demos from Home PC (No Public IP) + Scaling on a Single 5090? Platform & Builds question , unreal-engine	0	25	December 30, 2025
UE5.4.4 app crashes on iOS Tahoe 26.0 Platform & Builds question , crash , unreal-engine , xcode-ios	8	358	December 30, 2025
Procedural Biomes from the Marketplace not working as intended? Debugging, Optimization, & Profiling question , unreal-engine , UE503	5	380	December 30, 2025
Unable to Install Unreal Engine 5.7 — Error MD-DL-0 Platform & Builds bug-report , launcher , Installation , unreal-engine	27	2972	December 29, 2025
oculus audio plugin crash XR Development question , unreal-engine	2	127	December 29, 2025
Packaging Fails with 'ICUInternationalization data file' Error ONLY in Original project Directory (UE5) Platform & Builds question , CPP , packaging-projects , error , package , unreal-engine , Packaging , path	5	54	December 29, 2025
How do I disable Zen Platform & Builds question , unreal-engine	6	1931	December 28, 2025
Error opening asset on 5.6 - bCustomPropertyListForPostConstructionInitialized - Custom Property List Not Initialized Platform & Builds question , unreal-engine , Epic-Pro-Support	23	491	December 28, 2025
Unreal Engine 5 Shipping Build package is weirdly Development Build Platform & Builds question , editor , bug-report , unreal-engine	3	314	December 27, 2025