Unreal Engine Issues
Unreal Engine Issues
Set Actor Enable Collision doesn't turn off collision for Child Actor Components
UE - Gameplay - Jan 30, 2017Set Actor Enable Collision doesn't turn off collision for Child Actor Components. User expects it to do so because other nodes like Set Hidden in Game work on the entire actor and the API explains i ...
Pressed event triggered after calling FlushPressedKeys while holding the button
UE - Gameplay - Input - Oct 2, 2024This is an issue related to the behavior of the FlushPressedKeys function when called manually while a button is held. Once the function is called in C++, a Pressed event gets triggered even though ...
Viewports aren't updated (black/garbage) when resizing the editor windows
Tools - Apr 23, 2015Found on Linux but Windows seems to have the same problems. When you are dragging/resizing the window, viewports stop updating and/or show garbage. See https://answers.unrealengine.com/questions/21 ...
Source Won't Build - UnrealInsightsCLI.cpp References Missing Header
UE - Foundation - Core - May 11, 2020Line 9 in https://github.com/EpicGames/UnrealEngine/blob/4.25/Engine/Source/Programs/UnrealInsightsCLI/Private/UnrealInsightsCLI.cpp is '#include "TraceServices/SessionService.h" which used to be lo ...
Datasmith floods network with UDP traffic in a lab environment
TM - Datasmith Exporter - Aug 28, 2023They've had some luck disabling UDP transport as mentioned in the following articles:https://docs.unrealengine.com/5.2/en-US/udp-messaging-settings-in-the-unreal-engine-project-settings/https://foru ...
Setting window resolution to a higher amount than the screen's current resolution leads to incorrect Aspect Ratio and black bars
UE - Graphics Features - Dec 16, 2016When the resolution is set to a height that is higher than the monitor's current resolution in Windowed mode without Constrain to Aspect Ratio enabled in the Camera, the aspect ratio becomes squishe ...
Renaming an AnimNotify does not redirect event nodes to the new name
OLD - Anim - Apr 10, 2015Renaming an animNotify in the Animation Notifies window (Window>Animation Notifies) does not redirect existing event nodes to the new name. It also doesn't appear under the Right Click menu in the ...
Crash converting code project 4.7 to 4.8 ; Array index out of Bounds
UE - Gameplay - Blueprint - Jun 18, 2015Some users are experiencing a crash when converting their project from 4.7 to 4.8. From user reports it appears to be affecting those who have added code to their projects and created blueprints bas ...
Unable to set simulate physics to false through blueprints
UE - Simulation - Core - Aug 24, 2023If "Editable when Inherited" is disabled for the static mesh component the issue does not occur. The bug could be related with other UDN cases:https://udn.unrealengine.com/s/case/5004z00001ruXmEAAU ...
Lighting Build fails with World Settings Error
UE - Graphics Features - Jan 16, 2015Lighting Builds seemingly successfully but produces a Map Check Error for World Settings. There are several things that can be done to "eliminate the issue" and I have separated them into different ...