FGameplayTagCountContainer::Reset() leaves explicit tag state and causes counts to accumulate

UE - Gameplay - Gameplay Tags - Aug 4, 2026

[Summary] In UE 5.7 and later, if a tag is added once to an FGameplayTagCountContainer, the container is reset, and the same tag is added once more, GetExplicitTagCount() returns 2 instead of the e ...

Incorrect geometry for OnMouseMove event on Slider with RightToLeft flow direction

UE - AI Workflows - UI Systems - Slate - Jan 28, 2026

When a slider is in RTL flow direction, and thus its position is changed, the handle is not drawn at the correct position during mouse drag. Instead, the handle draws as if the slider was not moved ...

Pressed event triggered after calling FlushPressedKeys while holding the button

UE - Gameplay - Input - Oct 2, 2024

This 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 ...