Unreal Engine Issues
Unreal Engine Issues
Setting "Is Enabled" via the animation timeline in UMG does not appear to work at runtime
UE - Editor - UI Systems - Jun 10, 2016Setting "Is Enabled" via the animation timeline in UMG does not appear to work at runtime ...
Hot Reload not updating variables that have their values set in the constructor
UE - Foundation - Cpp Tools - Hot Reload - Feb 1, 2016If a variable's value is being set in the construction script of a class and then that value is edited (the line itself is edited, not another setting of the variable), hot reload will not update th ...
Torque curve makes no difference on vehicle movement
UE - Gameplay - Blueprint - Sep 11, 2015When changing the Torque Curve in a Wheeled Vehicle's Vehicle Movement Component, the values set don't affect the torque of the vehicle. ...
Blendspace Animation Lag for Morph Targets
OLD - Anim - Sep 11, 2015Blendspace animations of morph targets play at a slightly but noticably different rate between the 4.8 and 4.9 version of the UE4. ...
bool variables set in code do not auto-update after a hot reload
UE - Gameplay - Blueprint - Apr 6, 2015When a bool variable is defined in code, changing the default value of the variable does not update on a hot reload This is inconsistent with other variables types that update their current value w ...
Crash in a packaged project when loading into a level after a nativized Anim BP grabs a PoseSnapshot using a FName
OLD - Anim - Oct 25, 2019In packaged projects will crash when an animation blueprint that is nativized loads into a new level. The anim blueprint needs to use the PoseSnapshot node with a FName variable passed before loadin ...
Lighting channels not working as expected when enabling Ray Tracing Shadow
UE - Graphics Features - Lumen - Oct 13, 2020Non-Ray Tracing Shadows are only cast from lights on meshes assigned to the same Lighting Channel. When enabling Ray Tracing Shadows this is not the case. Lights will still cast Ray Tracing Shadows ...
[Spatialization] - When a sound starts playing while the listener in in the Binaural Radius, when they exit the sound stops playing
UE - Audio - Spatialization - Nov 18, 2021If a sound starts playing while the listener is inside the binarual radius, the sound stops abruptly when they leave the radius. Does not occur if the listener starts in the binaural radius. Does no ...
FMath::Eval ignores groupings while solving
UE - Foundation - Nov 8, 2022This is not a regression. Tested in //UE5/Release-5.0 CL20979098 FMath::Eval ignores groupings while solving problems. This has caused some confusion with users who are expecting the groupings to b ...
Material Layers Ignore Virtual Texture Sampler Restrictions
UE - Rendering Architecture - Mar 25, 2024Virtual Textures can be assigned to Texture Sample Parameters that are not configured for Virtual Textures, if that parameter is inside of a Material Layer. Also found in Release-5.4, CL 32426910 ...