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v40.20 Known Issues & Pre-Release Updates
v40.20 Known Issues & Pre-Release Updates
Hello Fortnite developers,
Starting in 40.20, Custom Items and Inventory is moving to Beta and you can publish islands with this feature enabled. Using Custom Items and Invento…
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3
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1042
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April 16, 2026
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v40.10 Known Issues
Hello Fortnite developers,
All significant issues identified during pre-release testing for v40.10 were resolved prior to release. We’ll update this thread with any issues identified post-release.
v40.10 also includes …
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4
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753
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April 3, 2026
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Your Feedback and Bug Reports Help Shape the Future of Fortnite’s Developer Tools
Your feedback directly shapes the future of Fortnite and Unreal Editor for Fortnite (UEFN), informing how we evolve our tools, features and roadmap. Today, we’re sharing how we turn your input into action using two custo…
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14
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595
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April 26, 2026
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[FORUMS] Editing Bug Reports Causes Escalation Issues
Hey folks!
We can escalate posts in the Issues and Bug Reporting forum to create a ticket for us to view. This makes it easy for us to get more information from you and for the developers to see exactly what the issue i…
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13
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1850
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February 11, 2026
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Dodge Roll No Longer Works
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5
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211
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April 26, 2026
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Ai False Flagging - Major Issue Jeapordizing our Release
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0
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3
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April 26, 2026
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Directional Inscattering Color potentially broken on 5.6+
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2
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120
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April 26, 2026
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Fort Character entity stops having an Icon
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2
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25
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April 26, 2026
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Sponsored Row Issues since new Discovery Update
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2
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34
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April 26, 2026
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Thumbnail detection AI is not working correctly and wrongly flagging our thumbs
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18
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257
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April 26, 2026
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Overlord and Scout Spires (Music and Attack Bugs)
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8
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203
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April 26, 2026
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Business Turret Destroys Itself When Air Vent is Used
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0
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4
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April 26, 2026
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[Bug] UEFN_Button_Loud — Controller/Gamepad buttons completely unresponsive in UMG Widget (latest UEFN version)
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0
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5
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April 26, 2026
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Custom Inventory Delay
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1
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37
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April 26, 2026
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NEW STAR WARS FORCE's abilities affect all objects and destroy everything
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3
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117
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April 26, 2026
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Presision Air Strike
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2
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16
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April 26, 2026
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UI Input events TriggerActivationEvent firing twice on trigger.
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2
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84
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April 26, 2026
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Rendering issue with 5070-TI GPU and Unreal (Two Issues) Referred by NVIDIA Rep
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4
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26
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April 26, 2026
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GPU Crash dump triggered, artifacts on the screen, Black screen after UEFN 40.20 update
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0
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6
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April 26, 2026
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Multi selection cutting will not cut second + selection
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0
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5
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April 25, 2026
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REGRESSION Copy and pasting Event bindings in UMG causes cook failures and UEFN crashes when trying to reopen offending Widget
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0
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4
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April 25, 2026
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Projects converted from Creative to UEFN and duplicated without any action on my part, containing code (following previous Creative/UEFN support attempts to resolve the issues)
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0
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5
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April 25, 2026
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Islands are no longer automatically deleted (after 30 days) once moved to "Deleted Islands" in Creative
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0
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8
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April 25, 2026
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I cannot reconvert these islands converted from creative to UEFN (even though it is possible)
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0
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5
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April 25, 2026
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Both player spawner stability bugs? and device setting request
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0
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3
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April 25, 2026
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Waterbody Data validation error
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1
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10
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April 25, 2026
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[SW] Cinematic Vehicle pivot points messed up for the ITT and LAAT.
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0
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2
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April 25, 2026
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Unable to place traps with setting Allow Building: Traps Only
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1
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7
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April 25, 2026
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Launch Session not working & extremely unstable
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1
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8
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April 25, 2026
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Jam Tracks may prevent the player from being teleported
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1
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8
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April 25, 2026
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