Assertion failed: ExportSettings == *ExistingExportSettings [File:D:\build\++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\Lightmass\Lightmass.cpp] [Line: 546]

UE - Graphics Features - Sep 12, 2023

Generated from CrashReporter Logs can be obtained via Crash Reporter ...

Rolling ball physics bounces on flat landscape with low fps

UE - Simulation - Physics - Apr 21, 2015

It's been reported that using the rolling ball physics on a flat landscape will cause the rolling ball to bounce when it crosses a seam. It does not happen on every single seam, but it happens prett ...

GitHub promoted branch crash on Mac when trying to PIE

UE - Platform - Apple - Mar 17, 2015

Attempting to play in editor will cause the editor to crash immediately. ...

Warning message when opening the editor after moving MyCharacter blueprint

UE - Gameplay - Blueprint - Nov 7, 2014

If the MyCharacter blueprint is renamed or moved to a different folder after the project is built in Visual Studios and then the project is saved and the editor shut down, the editor will give a war ...

Calling a blueprint function library within a blueprint prevents blueprint from being saved

UE - Gameplay - Blueprint - Mar 25, 2015

Blueprint cannot save when a function from a function library is present in the blueprint unless any alteration is made within the function library. Once editor is closed and re-opened the user must ...

BP-implemented BT decorators end up thinking they're not on active branch

UE - AI - Mar 13, 2015

This issue makes BP BT decorators not being able to run condition checking every tick. The core issue is here: bool UBTDecorator_BlueprintBase::GetShouldAbort(UBehaviorTreeComponent& OwnerComp) co ...

Signing Key not found when certificate is in System Keychains

UE - Platform - Mobile - Oct 22, 2014

User reported being unable to push to devices from mac if they have their Certificates in the System Keychain rather than Local ...

Video Capture Renders Black W/Metal

UE - Platform - Apple - Apr 6, 2016

From AnswerHub: Under OS X 10.11.4 using Metal on an AMD FirePro D700, captured video using the editor's built-in video capture tools is black. It doesn't matter if I attempt to capture images or v ...

Steam UI overlays do not appear on mac

UE - Platform - Apple - Mar 10, 2015

When adding shootergame to steam as a non steam game, the overlays do no appear when launching. ...

Using RawInput plugin with game pad. Sometimes input may not arrive.

UE - Gameplay - Input - Jun 5, 2018

Xinput display is available Xinput has no problem. xbox360 controller is no problem. Would you please try it with PS4 controller etc. https://udn.unrealengine.com/questions/435106/rawinput%E3%8 ...