Topics tagged launcher-crash

Topic	Replies	Views	Activity
Epic Games Launcher version 19.0.0 does not start on Core 2 Duo CPUs due to lack of SSE4.2 support. Feedback & Requests question , bug-report , launcher-crash , launcher-issue , launcher-not-startin , epic-games-launcher , epic-games-store	59	6710	May 12, 2026
Epic Launcher Constant Crashing Platform & Builds question , unreal-engine , launcher-error , launcher-crash , crash-on-launch , launcher-issue , epic-games-launcher	1	904	February 28, 2026
[REQUEST] Official v18 custom installer that does not auto update to v19 Feedback & Requests CPU , Installation , launcher-error , launcher-crash , launcher-issue , launcher-not-startin , epic-games-launcher , epic-games-store	2	584	February 12, 2026
Epic Games Launcher Crash With This Error Code Getting Started & Setup question , launcher , unreal-engine , launcher-error , launcher-crash , epic-games-launcher	8	5136	February 11, 2026
Twinmotion crashing with fatal error at start one week full time work, light, rocks and vegetation lost? Getting Started & Setup crash , crash-report , launcher-crash , crash-at-startup , twinmotion	0	68	April 20, 2025
UEFN NOT STARTING UP Issues and Bug Reporting editor , crash , bug-report , launcher , launch , launcher-error , launcher-crash , crash-on-launch , launcher-issue , launch-failed , fortnite , unreal-editor-for-fortnite , UEFN	6	156	October 15, 2025
"Crash inside platform compiler" error Getting Started & Setup question , crash , crashes , Installation , unreal-engine , compiler , launcher-crash	6	3377	December 10, 2024
Epic Games Launcher crashes when I try to download (Mac User) Getting Started & Setup question , crash , MAC , Installation , unreal-engine , launcher-crash , crash-at-startup	19	17438	December 8, 2024
[Blocker] [Critical] Cannot connect to server for days. Fortnite CRASH, Cannot Launch Session. Getting FAILURE and FATAL messages in outlog. Issues and Bug Reporting bug-report , Server , bug , error , unreal-engine , fail , package-error , connection , failure , launcher-crash , sync , launch-failed , fortnite , unreal-editor-for-fortnite , fortnite-creative	10	1173	November 21, 2024
Datasmith - Reloading File crashes - Revit 2024 > TM 2024.1 Pipeline & Plugins launcher-crash , Revit , Datasmith , twinmotion	3	390	July 8, 2024
How do I stop epic games launcher from running on start up on Mac OS? Getting Started & Setup question , launcher , unreal-engine , launcher-crash	9	32393	May 1, 2024
"An Unreal process has crashed UE4-EpicGames Launcher" Mac OS X 10.13 Getting Started & Setup question , UE4 , crash , MAC-OS-X , unreal-engine , launcher-crash , ue4-crash	35	18932	April 4, 2024
UEFN crash after adding countdown_timer in Time Trial: Pizza Pursuit Programming & Scripting crash , bug-report , crashes , crash-editor , launcher-crash , crash-on-launch , crash-at-startup , fortnite , unreal-editor-for-fortnite , fortnite-creative	2	524	August 26, 2023
Epic Games Launcher Disconnects my internet Getting Started & Setup question , crash , bug-report , unreal-engine , launcher-error , launcher-crash	2	2097	June 1, 2023
When i open epic games launcher it starts to rapidly open and close Getting Started & Setup question , crash , launcher , unreal-engine , not-starting , launcher-error , launcher-crash	14	27777	February 4, 2023
Assertion Failed Getting Started & Setup question , UE4 , crash , unreal-engine , launcher-crash	2	564	November 21, 2022
Kernel32 and ntdll epic games launcher error Getting Started & Setup question , launcher , unreal-engine , launcher-error , launcher-crash	15	21371	September 24, 2022
Unsupported graphics card Crash about update graphics Card Getting Started & Setup question , update , unreal-engine , launcher-crash , epic-games-launcher	3	1102	June 30, 2022
Client Exited with error code: 3 Platform & Builds question , crash , unreal-engine , launcher-error , launcher-crash	0	1377	March 18, 2019
Verify Download Loop Then Crash Epic Games Launcher Mac Getting Started & Setup question , crash , launcher , Installation , unreal-engine , launcher-crash	1	729	March 25, 2022
Pongo instalar motor y no se ejecuta Platform & Builds question , unreal-engine , launcher-error , launcher-crash , epic-games-launcher	1	1576	March 24, 2022
Unreal Engine Crash Reporter Keeps Opening on Launch of the Engine? Community & Industry Discussion UE4-26 , question , UE4 , crash , unreal-engine , launcher-crash	0	374	February 24, 2022
Epicgames Launcher crashes d3dreflect Getting Started & Setup question , launcher , unreal-engine , epicgames , launcher-error , launcher-crash	1	1333	November 30, 2021
Impossibilite de jouer Platform & Builds question , unreal-engine , launcher-crash	0	373	June 25, 2021
Bonjour,je suis sur mac le launcher ne veut pas s'ouvrir Getting Started & Setup question , UE4 , crash , unreal-engine , launcher-crash	1	849	March 17, 2018
MY UE 4.26.2 DOESN`T LAUNCH WHEN I ACTIVATE RAYTRACING Rendering question , unreal-engine , launcher-crash , Raytracing	1	695	May 10, 2021
MetaHuman black screen after launching Platform & Builds question , bug-report , unreal-engine , black-screen , launcher-crash , email	3	2225	May 8, 2021
Ue4 project launcher slowing my pc Getting Started & Setup question , UE4 , launcher , unreal-engine , launcher-crash	1	359	May 8, 2021
Always getting a crash related to UE4 when opening games! Platform & Builds question , unreal-engine , launcher-crash , epic-games-launcher	0	521	April 29, 2021
What's happening? UE4 Crash Getting Started & Setup question , UE4 , crash , crashes , unreal-engine , launcher-crash	3	1096	April 27, 2021

Epic Games Launcher version 19.0.0 does not start on Core 2 Duo CPUs due to lack of SSE4.2 support.

Feedback & Requests

question , bug-report , launcher-crash , launcher-issue , launcher-not-startin , epic-games-launcher , epic-games-store

59

6710

May 12, 2026

Epic Launcher Constant Crashing

Platform & Builds

question , unreal-engine , launcher-error , launcher-crash , crash-on-launch , launcher-issue , epic-games-launcher

1

904

February 28, 2026

[REQUEST] Official v18 custom installer that does not auto update to v19

Feedback & Requests

CPU , Installation , launcher-error , launcher-crash , launcher-issue , launcher-not-startin , epic-games-launcher , epic-games-store

2

584

February 12, 2026

Epic Games Launcher Crash With This Error Code

Getting Started & Setup

question , launcher , unreal-engine , launcher-error , launcher-crash , epic-games-launcher

8

5136

February 11, 2026

Twinmotion crashing with fatal error at start one week full time work, light, rocks and vegetation lost?

Getting Started & Setup

crash , crash-report , launcher-crash , crash-at-startup , twinmotion

0

68

April 20, 2025

UEFN NOT STARTING UP

Issues and Bug Reporting

editor , crash , bug-report , launcher , launch , launcher-error , launcher-crash , crash-on-launch , launcher-issue , launch-failed , fortnite , unreal-editor-for-fortnite , UEFN

6

156

October 15, 2025

"Crash inside platform compiler" error

Getting Started & Setup

question , crash , crashes , Installation , unreal-engine , compiler , launcher-crash

6

3377

December 10, 2024

Epic Games Launcher crashes when I try to download (Mac User)

Getting Started & Setup

question , crash , MAC , Installation , unreal-engine , launcher-crash , crash-at-startup

19

17438

December 8, 2024

[Blocker] [Critical] Cannot connect to server for days. Fortnite CRASH, Cannot Launch Session. Getting FAILURE and FATAL messages in outlog.

Issues and Bug Reporting

bug-report , Server , bug , error , unreal-engine , fail , package-error , connection , failure , launcher-crash , sync , launch-failed , fortnite , unreal-editor-for-fortnite , fortnite-creative

10

1173

November 21, 2024

Datasmith - Reloading File crashes - Revit 2024 > TM 2024.1

Pipeline & Plugins

launcher-crash , Revit , Datasmith , twinmotion

3

390

July 8, 2024

How do I stop epic games launcher from running on start up on Mac OS?

Getting Started & Setup

question , launcher , unreal-engine , launcher-crash

9

32393

May 1, 2024

"An Unreal process has crashed UE4-EpicGames Launcher" Mac OS X 10.13

Getting Started & Setup

question , UE4 , crash , MAC-OS-X , unreal-engine , launcher-crash , ue4-crash

35

18932

April 4, 2024

UEFN crash after adding countdown_timer in Time Trial: Pizza Pursuit

Programming & Scripting

crash , bug-report , crashes , crash-editor , launcher-crash , crash-on-launch , crash-at-startup , fortnite , unreal-editor-for-fortnite , fortnite-creative