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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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1032
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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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750
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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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13
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490
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March 19, 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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Thumbnail detection AI is not working correctly and wrongly flagging our thumbs
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15
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226
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April 25, 2026
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Bug With Moving Item
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0
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2
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April 25, 2026
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Cannot build, I do not know why
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0
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4
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April 25, 2026
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Published UEFN island stuck on "Searching for Server" indefinitely — matchmaking / session allocation failure (not client-side)
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5
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23
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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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0
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3
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April 25, 2026
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[BUG] When you get eliminated using side scroller device you cant mantle, it gets bugged.
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3
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8
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April 25, 2026
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Upgrading some items does not work properly, what is still missing
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6
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104
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April 25, 2026
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((errors.com.epicgames.common.processing
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29
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1519
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April 25, 2026
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Star Wars X-Wing and Tie Fighter have LOTS of issues
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1
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16
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April 25, 2026
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Grass still not working as intended after the v40.10 update came out
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14
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132
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April 25, 2026
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Nitro Splash Effect Broken
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1
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6
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April 25, 2026
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Frame Rate Loss since 39.00
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7
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390
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April 24, 2026
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Memory Pressure Warning popup doesn't respect "don't show again" checkbox
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3
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102
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April 24, 2026
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Unable to Launch Session RESOLVED
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7
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130
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April 24, 2026
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[Major] Assigning a test player to a vehicle does not work
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2
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76
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April 24, 2026
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[SW] When re-joining the same session, player loses their custom lightsaber augments
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1
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17
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April 24, 2026
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Animations do not display correctly when using a female skin.
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5
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59
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April 24, 2026
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NPC Spawner, not giving correct navigation_results
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8
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265
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April 24, 2026
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Darth Vader and Emperor Palpatine rock throw ignores Environment Damage island setting
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9
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51
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April 24, 2026
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HUD not correctly displaying on first session launch
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3
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20
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April 24, 2026
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fort_character.Damage doesn't work if the instigator is a custom NPC
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1
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56
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April 24, 2026
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Verse Language Server crashing constantly
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7
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53
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April 24, 2026
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Huge performance cost for changing Team with Verse or Device
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14
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232
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April 24, 2026
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NPCs health bar shows only after damaging a second time
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3
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61
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April 24, 2026
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Class Selector UI not able to be selected in map key menu on mobile
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0
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6
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April 24, 2026
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Custom Inventory Items Not Clearing On Drop
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2
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18
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April 24, 2026
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