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Issues and Bug Reporting Roadmap Issues & Bug Reporting (Fab) Announcements Official Unreal Engine news, events, challenges, livestreams, updates, and release information from Epic Games. Tutorial & Course Discussions Feedback & Requests Tell us how to improve our tools! Issues and Bug Reporting (Unreal Engine)

Topic	Replies	Views	Activity
Lumen Medium causing black flickering artefacts Issues and Bug Reporting (Unreal Engine) Lumen , Lighting , unreal-engine	0	4	September 17, 2026
[CRITICAL] Proximity voice chat completely broken since update 40.20 Issues and Bug Reporting bug-report , open , fortnite , unreal-editor-for-fortnite , fortnite-creative	4	41	September 17, 2026
Fortnite false cheating ban after being kicked from a match Issues and Bug Reporting (Unreal Engine) question , unreal-engine , fortnite , epic-games-store	1	21	September 17, 2026
Mouse + Controller Bug on PC – Version 42.10 Issues and Bug Reporting fortnite , unreal-editor-for-fortnite , fortnite-creative	3	31	September 17, 2026
UE 5.8.2 Vulkan memory leak, consumed 114GB RAM and killed by OOM Issues and Bug Reporting (Unreal Engine) CPP , crash , bug-report , unreal-engine , open	4	149	September 17, 2026
Seven Cluster Cannon Displays Incorrect Damage Stats Issues and Bug Reporting open , fortnite , unreal-editor-for-fortnite , fortnite-creative	1	163	September 17, 2026
[D3D12][5.8] "Out of video memory" crash with VRAM and RAM free Issues and Bug Reporting (Unreal Engine) bug-report , unreal-engine , fixed	21	1472	September 17, 2026
In-World UMG: multiple instances of the same widget don't render Verse bound variables Issues and Bug Reporting bug-report , fortnite , unreal-editor-for-fortnite , fortnite-creative , fixed	7	290	September 17, 2026
UEFN Build-Along Livestream: Designing Horror Islands w/ ItsBlind – September 22 Announcements fortnite , unreal-editor-for-fortnite , fortnite-creative	0	6	September 17, 2026
Spatial Profiler showing 7.9gb on empty map UEFN 41.2 Issues and Bug Reporting fortnite , unreal-editor-for-fortnite , fortnite-creative , closed	21	289	September 17, 2026
UE5.8 Unable to build Game on macOS 27 Issues and Bug Reporting (Unreal Engine) MAC , unreal-engine , open	6	170	September 17, 2026
ShallowWaterRiver simulation does not initialize in Unreal Engine 5.7.4 Issues and Bug Reporting (Unreal Engine) unreal-engine , open	5	229	September 17, 2026
Projects won't revert files correctly Issues and Bug Reporting fortnite , unreal-editor-for-fortnite , fortnite-creative	0	5	September 17, 2026
Rocket Racing vehicle sounds are too loud and distorted when entering, drifting and boosting after a drift Issues and Bug Reporting open , fortnite , unreal-editor-for-fortnite , fortnite-creative	1	15	September 17, 2026
[UE 5.7.4] World Partition — synchronous ~13s stall a few seconds after Async Loading Screen's StopMovie(), packaged builds only Feedback & Requests question , unreal-engine	0	11	September 17, 2026
The speed is much higher with the same settings as before in the device controlling the speed. Issues and Bug Reporting open , fortnite , unreal-editor-for-fortnite , fortnite-creative	1	38	September 17, 2026
FAB Collection System (Spam Protection) Feedback & Requests fab	0	6	September 17, 2026
Softlocking has returned. Issues and Bug Reporting bug-report , open , fortnite , unreal-editor-for-fortnite , fortnite-creative	2	12	September 17, 2026
B.R.U.T.E is in Season X OG but it's not in creative mode? Feedback & Requests question , Gameplay , Vehicles , device , unreal-engine , missing , fortnite , unreal-editor-for-fortnite , fortnite-creative	78	3507	September 17, 2026
UEFN Details Pannel Lag Issue Issues and Bug Reporting question , editor , open , fortnite , unreal-editor-for-fortnite , fortnite-creative	7	41	September 17, 2026
SERIOUS multi season persistent bug ruining Fortnite creative experience Issues and Bug Reporting bug-report , unreal-engine , open , fortnite , fortnite-creative	1	32	September 17, 2026
UNiagaraDataChannelReader::Cleanup() is not exported (missing NIAGARA_API), so external code cannot release a held Read reference — permanently pins Map-based (GameplayBurst/Island) channel entries and blocks the shared system from ever respawning Issues and Bug Reporting (Unreal Engine) unreal-engine , unreal	0	8	September 17, 2026
UI Bug: Sniper Scope ADS displays raw engine path text overlay (Bu3Con_C.BB_TertiaryAbility) Issues and Bug Reporting bug-report , open , fortnite , unreal-editor-for-fortnite , fortnite-creative	2	14	September 17, 2026
Stuttering and Freezes Despite Stable Performance Metrics, Especially With 15+ Players Issues and Bug Reporting question , bug-report , open , fortnite , unreal-editor-for-fortnite , fortnite-creative	3	30	September 17, 2026
Fortnite Ecosystem v42.20 Announcements fortnite , unreal-editor-for-fortnite , fortnite-creative , STAFF-FN-ANNOUNCE Prepare to scare. Fortnitemares is coming, and v42.20 brings new tools to help dial up the terrors on your horror islands. The Unarmed Weapon update adds punch and shove mechanics in both first- and third-person modes. …	0	94	September 17, 2026
Xbox Cannot Join UEFN Session – Matchmaking Error #3 / No Reservation in Game Issues and Bug Reporting unreal-engine , fortnite , unreal-editor-for-fortnite , fortnite-creative	2	34	September 17, 2026
Pre-placed Scene Graph entities with components consume INSANE island memory Issues and Bug Reporting open , fortnite , unreal-editor-for-fortnite , fortnite-creative	4	256	September 17, 2026
Talks And Demos: Creating Your First AAA Custom Menu in Unreal Engine 5.4 (Beginner to Intermediate) Tutorial & Course Discussions unreal-engine	5	333	September 17, 2026
Discover update: Elevating quality and matching players to content they'll love Announcements fortnite , unreal-editor-for-fortnite , fortnite-creative , STAFF-FN-ANNOUNCE	20	2602	September 17, 2026
Developer Analytics Roadmap fortnite , unreal-editor-for-fortnite , fortnite-creative	5	232	September 17, 2026