Unreal Engine Issues
Unreal Engine Issues
Launching HTML5 from Project Launcher causes an error
UE - Platform - Mobile - Dec 13, 2016Projects launched from project launcher are receiving an expression error on Google Chrome and FireFox. ...
Actor leaves behind ghost collision when detached and simulating physics
UE - Simulation - Physics - Jan 18, 2017Actor leaves behind ghost collision when detached and simulating physics. The collision doesn't show when 'Show Collision' is enabled but from the physics simulation it is clear that a collision box ...
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 ...
Instanced Components variable not returning updated values in the construction script
UE - Gameplay - Blueprint - Jun 4, 2018It is currently not possible to set variable values of an actor component, instanced in the level, by using the "details" pane. The Actor's construction script will only evaluate the variable defaul ...
"Found plugin in two locations" error when calling BuildPlugin on .uplugin named the same as one in \Engine\Plugins\...
UE - Foundation - Cpp Tools - UnrealBuildTool - Oct 2, 2018In 4.20, calling BuildPlugin on a plugin outside the \\Engine\Plugins\... folder whose .uplugin has the same filename as a plugin inside \\Engine\Plugins\... generates the following error: ERROR: F ...
Setting KeepState as default in LevelSequences makes Sequencer blend animations not as expected
UE - Anim - Sequencer - Nov 27, 2018Setting "Keep State" for an animation in sequencer makes the sequence behave differently in Sequencer and in Play Mode. The animations appear to be blending together instead of having normal transit ...
Third Party Library Plugin won't load in packaged build
UE - Foundation - Cpp Tools - Jun 27, 2019Plugins created using the Third Party Library template won't load in a packaged build or the Launch button in the Editor Toolbar, but will if launched through the Project Launcher Window via the Edi ...
Package does not load using Vulkan on Oculus Quest
UE - Platform - XR - Jul 31, 2019When attempting to open a package using Vulkan, the application is loading and never opens. This happens for Launch On as well. This issue may be related to [Link Removed]. I was not able to reprod ...
RSTP Stream does not appear to work with Media Streaming source assets
Media Framework - Aug 2, 2019It appears that RSTP streams do not work in editor when used with a Stream Media Source asset. ...
Overlap Issues using Tick Interval and Dedicated Server
UE - Simulation - Physics - Oct 28, 2019When using a dedicated server and a class with an explicit Tick Interval set, if the class' overlaps are updated in the begin overlap event, in a non-consequential way(changing collision profile in ...