Unreal Engine Issues
Unreal Engine Issues
KiteDemo: Bookmark spawn function broken if in Run mode
Docs - Samples - May 4, 2017While testing in KiteDemo - //UE4/Release-4.16 CL 3420042 in Binary – I found that pressing the bookmark attraction Scene keys (1 - 0) does not work as intended if user is in Run mode. ...
Editor crash when a Breakpoint is added to a Widget's Tick function
UE - Editor - UI Systems - Aug 18, 2017Editor crashes when a widget's tick contains a breakpoint at a print string node. Based on 4.16 warning message, this appears to be caused by the text attempting to draw when no draw buffer is avai ...
GameplayTag category filters do not function on BP SET nodes.
UE - Gameplay - Dec 4, 2018BP SET nodes for FGameplayTags do not respect category filters, instead the dropdown shows an unfiltered list of all gameplay tags. Given the MyValue property decorated as follows: UPROPERTY(Edit ...
Light shaft smear color due to TAA bleeding
UE - Graphics Features - Feb 10, 2020See https://udn.unrealengine.com/questions/553031/volumetric-fog-bug.html?childToView=554676#answer-554676 ...
Add BP function that returns the list of DataLayerInstances in the DataLayerManager
UE - World Creation - Worldbuilding Tools - World Partition - Oct 3, 2023A licensee doesn't have access to all DataLayerInstances of the DL Manager via Blueprint. [Link Removed] ...
Swarm Agent Binaries Missing in Launcher 5.7 Preview
UE - Foundation - Build - Rocket (Installed Engine) - Oct 23, 2025The Swarm binaries are missing from Engine\Binaries\DotNET in the 5.7 Preview launcher version of the engine. This causes any lighting build or precomputed static visibility builds to fails due to t ...
Nanite meshes are lit differently in Actor Colorization view modes than non-Nanite meshes
UE - Graphics Features - Nanite - Aug 28, 2024When the Lit > Actor Coloration > Affects Navmesh or other Actor Coloration mode is used, Nanite meshes apply lighting differently than non-Nanite meshes which can make it difficult to use the Actor ...
Blueprint Actor cannot delete implemented interface when Interface is converted to an Event.
UE - Gameplay - Blueprint - Dec 11, 2019In Editor, When you remove a return value parameter from a Blueprint Interface function's Output Category. (so there are no return values), it becomes an event. In any Blueprint that implements the ...
console "stat" commands function properly but report command as not recognized
Tools - Jan 9, 2015A number of "stat commands" such as "stat memory" or "stat collision" are working when used but display the message "Command not recognized: stat memory" when entered. ...
Audio playback does not function when streaming video with the media player asset
UE - Foundation - Cpp Tools - Plugin System - Jun 22, 2015Video streamed through the media player asset is not accompanied by audio. The issue occurs for all supported video formats. Currently this has only been tested with streaming via URL due to [Link R ...