The crash reporter tool does not start on Windows 8.1 machines when running the Engine built from source code.

UE - Foundation - Core - Dec 5, 2014

The source code to build the Engine that is available from GitHub includes the file dbghelp.dll, which prevents the crash reporter tool from starting on Windows 8.1 machines. This file is not presen ...

Crash with geometry collection in es3.1 preview

UE - Simulation - Physics - Destruction - Dec 22, 2020

[MetaSounds][Trigger Route] - If Value 0 is a non-zero value and Value 1 is a zero value, the output "pops" on triggering Set

UE - Audio - MetaSounds - Mar 18, 2022

When using the Trigger Route node, if Value 0 is a non-zero value and Value 1 is a zero value, the output "pops" on set. [Link Removed] ...

Packaging for Win32 fails on Visual Studio version 15.7.1 with multiple unable to find mspdbcore.dll errors

UE - Foundation - Core - May 15, 2018

This did not reproduce with Microsoft Visual Studio version 15.6.2 at the same CL in //UE/Main. Only occurred after I updated from 15.6.2 to 15.7.1. ...

Foliage does not appear in capture target when using "Always Persist Rendering State" when the foliage count is over 1.5k

UE - World Creation - Worldbuilding Tools - Foliage - Jan 10, 2018

There is an issue occurring where Foliage does not appear in capture target when using "Always Persist Rendering State" when the foliage count is over 1.5k. The issue does not occur when the foliage ...

Commandlet Exits With Code -1073741819 and Exception FPlatformMisc::RequestExitWithStatus(1, 3, WindowsPlatformCrashContext.EngineUnhandledExceptionFilter)Engine exit requested (reason: Win RequestExit; note: exit was already requested)

UE - Foundation - Apr 9, 2025

When a commandlet is run it successfully completes but does not terminate the engine correctly. It appears that multiple requests are made to terminate the engine process these subsequent engine ter ...

Passthrough in ARHandheld Template fails to work on Android

UE - Platform - XR - Sep 11, 2024

After using the Begin Scan, the application does not show anything with the camera, though it should be noted that you can still find, select planes and then place the model on it. For now the bug w ...

Crouch node does not appear to have any affect when called

UE - Gameplay - Player Movement - Jan 3, 2017

Crouch node does not appear to have any affect when called. The Is Crouching always returns false ...

Indirect Lighting Cache causes Flickering on Skeletal Meshes

UE - Graphics Features - Apr 30, 2017

Indirect Lighting Cache is causing the Indirect Lighting for Skeletal Meshes to flicker. I have attempted both ILCQ Volume and Point cache qualities, and it seems Point produces the most exaggerate ...

[CrashReport][Assert] Engine!static class FText R CC AddParameter FMaterialCachedExpressionData QEAA_NAEBUFMaterialParameterInfo AEBUFMaterialParameterMetadata AEAPEAVUObject AEAPEAVUTextureCollection AEAVFText Z QEBA AV7 AEBUFMaterialCachedPa

UE - Rendering - Architecture - Materials - Jun 20, 2025

#15 crash out of 7012 in UE 5.6.1 on Windows#7 crash for UE - Rendering Architecture in UE 5.6.1 on Windows#2 crash for UE - Rendering Architecture - Materials in UE 5.6.1 on WindowsAssertion failed ...