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v43.00 Known Issues and Pre-Release Updates
Here’s what to know ahead of v43.00: the known issues we are tracking, the community fixes shipping in this release, and updates to previously announced fix versions.
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7
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1194
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November 5, 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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7
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2577
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October 23, 2025
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[Major] An interactable disabled as it enters the scene (Disable() in OnAddedToScene, or the Enabled checkbox unticked) never shows its prompt again after Enable()
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3
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44
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November 6, 2026
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Warning when validating asset Lore event handler missing - EventType: 232
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0
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4
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November 6, 2026
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Using awaitable::Await causes invalid errors
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9
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330
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November 6, 2026
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[Niagara] Curves mixing colors and names (XYZ / FLU)
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2
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133
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November 5, 2026
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Persistable weak_map data not available for ~12% of players when re-matchmaking into the same island after a completed match
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5
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206
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November 5, 2026
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Player Reference Device loses the player's skin after that player dies, but only on that player's own client — reproducible when wearing Kicks
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1
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134
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November 5, 2026
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Advanced Storm Controller: DestroyStorm() fails and island stays in storm until session ends (42.20)
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9
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228
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November 5, 2026
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Player Movement device’s zero sprint energy cost only takes effect after stopping and restarting sprint
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2
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64
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November 5, 2026
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The Outliner tab keeps moving when you restart UEFN
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2
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24
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November 5, 2026
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[UEFN / NPC Spawner] Original NPC model briefly appears before the Sidekick becomes visible
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1
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27
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November 5, 2026
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PS5 Split-Screen: Player 2 Native HUD Prompts Appear Late, Become Outdated, and Fail to Clear
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2
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37
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November 5, 2026
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PC: client memory (commit) grows ~140 KB per rendered frame since v42.10, crashes with "Out of video memory" at ~700,000 frames while VRAM is mostly free
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1
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19
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November 5, 2026
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UEFN 43.00 fails to launch because Windows Smart App Control blocks its bundled dxcompiler.dll, causing ShaderCompileWorker to crash even after file verification.
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1
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11
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November 5, 2026
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Custom Sound Cue only plays for a fraction of a second when ending game session – Epic built-in cues work normally
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3
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101
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November 5, 2026
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Undo resets viewport settings to mobile
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1
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25
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November 5, 2026
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Target Dummy Device Proximity Bug
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1
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79
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November 5, 2026
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a glitch for UEFN and Creative 1.0
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0
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12
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November 5, 2026
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Creative 1.0 Render Distance Issue
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130
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4420
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November 5, 2026
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Nearly every item in the game appears incorrect when dropped due to broken transform
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1
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47
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November 5, 2026
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53 error bug in Verse
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3
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226
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November 5, 2026
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Publishing error....
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5
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227
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November 5, 2026
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UEFN 43.00: publishing memory jumps from 53% to 124% after update
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10
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177
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November 5, 2026
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Publishing blocked: Verse validation reports an "Ambiguous identifier" from the LIVE version (sys/published), already fixed in the new version
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1
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7
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November 5, 2026
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[Critical] Memory calculation fails after 43.00
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28
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289
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November 5, 2026
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Issues with the Monarch Pistol's description and the fact that the hitscan version of the Monarch Pistol is unavailable in Creative and UEFN.
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3
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157
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November 5, 2026
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43.00: Verse cook fails (Script error 3587) for projects using /Verse.org/Progression from before 43.00
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2
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69
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November 5, 2026
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Scoreboard missing players
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1
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31
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November 5, 2026
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After having UEFN open for a bit, it disconnects from Epic servers
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10
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93
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November 5, 2026
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