Unreal Engine Issues
Unreal Engine Issues
Set Text Render Color registers max value instead of actual value from random floats
UE - Gameplay - Blueprint - Nov 5, 2014When attempting to change the value of set text render color to a random value, the node will only register the maximum value in the range. ...
"Get Positional Tracking Camera Parameters" node does not return the correct values.
UE - Platform - XR - Dec 2, 2014When Using "Get Positional Tracking Camera Parameters" node it does not return the values for the pitch and roll of the camera. Also it only gives the yaw if the mouse is moved. ...
Dynamic Collections do not display any results
UE - Editor - Content Pipeline - Content Browser - Sep 12, 2016Dynamic Collections do not display any results upon being created. Please note that opening a project that had a Dynamic Collection already selected may show the results at first. This is only tempo ...
Build crash when enabling r.CreateShadersOnLoad=1
UE - Rendering Architecture - Shaders - Nov 10, 2025When "r.CreateShadersOnLoad" is enabled, cooking will crash due to failure to create a shader. This occurs on //UE5/Release-5.5, CL: 41545209 and //UE5/Release-5.6, CL: 45232827 ...
Project Crashes on UAIPerceptionComponent::RegisterStimulus()
UE - AI - Apr 26, 2016Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 785] Array index out of bounds: 2 from an array of size 2 Source Context: 363 return OwnerController->GetPawn(); ...
Character animations do not replicate when the character is attached to another actor
UE - Networking - Feb 10, 2015Character animations do not replicate when the character is attached to another actor. Setting the other actor to Replicate and Replicates Movement does not seem to make any difference. Reproduced ...
Overlap events do not trigger on landscapes
UE - LD & Modeling - Terrain - Landscape - Sep 24, 2015Overlap events do not fire on landscapes ...
Mac ShooterGame crashes when loading into the match with Pak files
UE - Platform - Apple - Feb 15, 2017ShooterGame crashes when loading into the match on Mac when that ShooterGame was packaged with Pak files. The ShooterGame project was created using the Unreal Engine Launcher I do not see this is ...
Tessellation not working properly on Vulkan
UE - Graphics Features - Jan 25, 2018When a user launches content examples with -vulkan tessellation will not be working. Everything tessellated will appear as if it has no tessellation. This issue is also occurring in 4.18 ...
Packed level actors and Level instances are sometimes not included in HLOD build on a World Partition Level
UE - World Creation - Worldbuilding Tools - HLOD - Mar 14, 2025Context World Partition - Hierarchical Level of Detail (HLOD) system uses custom HLOD Layers to organize large amounts of Static Mesh Actors and generate a single proxy mesh and Material. Problem T ...