Topics tagged critical-error

Topic	Replies	Views	Activity
Unable to Open Assets in Library from the Epic Game Launcher Issues & Bug Reporting (Fab) bug-report , unreal-engine , critical-error , epic-games-store , fab	1	118	May 4, 2026
Unable to Launch Session RESOLVED Issues and Bug Reporting bug-report , bug , unreal-engine , critical-error , fortnite , unreal-editor-for-fortnite , fortnite-creative , closed	7	246	April 24, 2026
[BUG] Critical Error Array.h line 758 UE 5.4.3 and 5.4.4 C++ question , CPP , packaging-projects , error , unreal-engine , critical-error	7	803	September 20, 2025
CRITICAL- Can't launch UEFN session after v36.00 - verse code Validation Fails, pointing to sys/published outdated code Issues and Bug Reporting bug-report , open , critical-error , fortnite , unreal-editor-for-fortnite , fortnite-creative	6	848	June 8, 2025
Error on packaging Platform & Builds question , packaging-projects , error , unreal-engine , critical-error	1	605	February 1, 2024
Private Version for Project Not accessible Issues and Bug Reporting question , critical-error , fortnite , unreal-editor-for-fortnite , fortnite-creative	3	346	October 10, 2023
Problem when packaging Platform & Builds question , packaging-projects , error , unreal-engine , critical-error	2	1126	August 14, 2023
Please Help! Assertion failed: Result.ok() , Failed to create Peer Connection. Msg=ICE server parse failed Blueprint Blueprint , crash , Server , error , unreal-engine , not-working , web , critical-error , pixelstreaming	4	1095	June 10, 2023
UE4 Editor crashes when I open it without Dual / External Monitor connected Getting Started & Setup question , UE4 , crash , unreal-engine , critical-error	2	1090	January 26, 2023
Unable to instantiate UnrealEd module for non-editor targets Platform & Builds question , error , package , unreal-engine , package-error , critical-error	1	3307	September 29, 2022
Cooking Fails: BulkData compressed header Getting Started & Setup question , crash , crashes , unreal-engine , cook , fatal-error , critical-error	2	1870	July 30, 2022
Packaging failed due to Assertion Failed ClassData Platform & Builds UE4-24 , unreal-engine , assertion-failed , Packaging-Error , critical-error	0	604	February 16, 2022
UE4 packaging critical error Getting Started & Setup question , Installation , unreal-engine , load-error , critical-error	0	704	October 20, 2021
UnrealEngine 4 critical error Platform & Builds question , error , unreal-engine , map-error , load-error , critical-error	0	689	October 12, 2021
Error on automated build Platform & Builds question , error , unreal-engine , critical-error	0	277	September 28, 2021
Need help troubleshooting MacOS crash on shipping build while loading level World Creation question , unreal-engine , critical-error	0	562	September 23, 2021
IOS from Windows - Install \ Update of "XXX.ipa" failed with Unknown error 0xE8008029 now it has become Install \ Update of "XXX.ipa" failed The identity used to sign the executable is no longer valid (0xE8008018) Mobile iOS , question , unreal-engine , deploy , critical-error	13	2908	September 22, 2021
Critical Error every render Movie Render Queue Rendering question , error , unreal-engine , error-2 , critical-error	0	438	August 22, 2021
HISM causes crash in build/standalone on reload level Getting Started & Setup question , crash , crashes , unreal-engine , hism , critical-error	18	3754	August 13, 2021
Linux Server crashes on joining Platform & Builds Linux , question , dedicated-server , unreal-engine , windows , ubuntu , critical-error	0	544	August 9, 2021
Linux packaging fails Platform & Builds Linux , question , unreal-engine , critical-error	4	1090	April 3, 2021
Crash on Oculus when streaming is enabled Rendering question , Rendering , unreal-engine , Lightmap , oculus-quest , critical-error	1	566	March 25, 2021
=== Critical error: === Platform & Builds question , packaging-projects , unreal-engine , package-error , Packaging-Failed , unrealengine4 , critical-error	0	864	February 28, 2021
I'm using async loading screen for my game and this random crash occurs? Getting Started & Setup question , crash , unreal-engine , assertion-failed , loading-screen , critical-error	0	771	February 7, 2021
RenderThread Packaged only crash Getting Started & Setup question , crash , unreal-engine , packaged-game , critical-error	0	1536	February 3, 2021
Android Map Load Crashes Mobile Android , question , unreal-engine , map-error , load-error , critical-error	0	650	January 15, 2021
Error massage: [SM5] /Engine/Private/HitProxyVertexShader.usf(34,3-34): error X3000: unrecognized identifier 'FVertexFactoryInterpolantsVSToDS' Asset Creation question , error , unreal-engine , map-error , load-error , critical-error	0	857	January 2, 2021
Failed to route PostInitProperties Mobile Android , question , error , unreal-engine , critical-error	13	1656	December 21, 2020
Gpu crashing critical error Platform & Builds question , unreal-engine , ue , critical-error , gpu-lightmass	0	447	December 2, 2020
LogAndroid: Error: Assertion failed: IsInGameThread() \|\| IsInSlateThread() \|\| IsInAsyncLoadingThread() [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/Slate/Public/Framework/Application/SlateApplication.h] [Line: 212] World Creation question , packaging-projects , unreal-engine , Android-Packaging , packaging-and-cookin , critical-error	0	1893	November 4, 2020