UDestructibleComponent::ApplyDamage doesn't affect root chunk if the mesh doesn't fracture.

UE - Simulation - Physics - Destruction - May 6, 2016

ApplyDamage calls through to applyDamage on the apex actor, which takes the impulse and applies it to any fractured chunks. If however not enough damage is done to the component to fracture it, no i ...

Multiple monitors bug with UE 4.14 on Mac

UE - Platform - Apple - Oct 26, 2016

In UE4.14, the Editor freezes and is unresponsive and/or user cannot use any element of the editor in the second display Regression: this did not occur in previous versions of the Engine: tested in ...

CRASH: 4.6.1 When running a dedicated server

UE - Gameplay - Blueprint - Dec 24, 2014

Crash Report: [Link Removed] <unknown module>! KERNELBASE!RaiseException() <unknown module>! UE4Editor_Core!FOutputDeviceWindowsError::Serialize() <unknown module>! UE4Editor_Core!FMsg::Logf__VA( ...

Aim Offset Not Functioning Properly in UE 4.6

OLD - Anim - Dec 17, 2014

Creating an Aim Offset Blendspace from Epic's "aim from the hip animations" in the Animation Starter Pack results in the character's arms being animated behind the characters head when trying to imp ...

Error when packaging C++ projects in 4.16 Binary

UE - Foundation - Core - Feb 23, 2017

Packaging a C++ project for Android, iOS, or Windows produces an Error. This issue did not reproduce when testing in a source build from P4. Spoke with ChrisB and he believes this is due to the pac ...

USE_EQS_DEBUGGER affects runtime EQS results in SingleResult mode

UE - AI - EQS - Mar 26, 2020

The licensee described it really well so I'll just copy what he said: When EQS debugging is enabled via USE_EQS_DEBUGGER, queries run in 'SingleResult' mode will not clear discarded items from the ...

Unreal 4.26 Crashes when playtesting with a groom in the scene

UE - Graphics Features - Jan 8, 2021

When you hit play with a groom in the scene, the engine crashes Additional notes: First tried adding it to a skeletal mesh through a character blueprint. Engine crashes. Engine doesn't crash if pla ...

DrawDebug elements on screen affect aspect ratio letterboxing

UE - Rendering Architecture - Nov 1, 2023

During gameplay when the view target camera's aspect ratio is not exactly the viewport's aspect ratio, the presence of rendered debug draw elements (DrawDebugArrow, etc) makes the viewport's rendere ...

Unable to PIE + Crash after editing SColorGradingPicker

Tools - Jul 26, 2017

Changing Color Grading settings of a post process volume and using "Enter" to commit changes prevents the editor from entering PIE / Simulate mode with the error message "Can't Play In Editor / Simu ...