Unreal Engine Issues

FlushPressedKeys doesn't clear EventAccumulators, resulting in stale data

From the user:  The root of the problem appears to be that KeyState.EventAccumulator still has events stored in the structure for 'LeftAlt'. So, although UPlayerInput::FlushInput is called when the ...

EnhancedInput Triggers can become stuck in an triggered state after pause when using Set Mode UI Only and CommonUI

Enhanced Input Action Triggers may be silently ignored when using multiple bindings in a context

The root cause appears to be an order of operations change made for [Link Removed] (CL 18309493 in UE5/Main). On EnhancedPlayerInput.cpp:238, the TriggerStateTracker is combined with state evaluated ...

Request to add manual overrides to "Equals()" function on input modifiers

From the user:  > Up until 5.3.1 those input modifiers were identical apart from the instanced data. If you upgrade to 5.3.1, not taking the new IMC files, the sensitivity settings will never get a ...

Haptic Feedback doesn't work on DualSense devices (and never has)

The haptic feedback stuff is meant for VR devices, and has never worked with DualSense or any other console (afaik) that isn't a VR device. We technically could support this, but it would just be ...

Default Context Mappings Clearing Out Custom Triggers on module load

This is happening because UEnhancedPlayerInput::UEnhancedPlayerInput is attempting to load the IMC asset, but if your triggers are defined outside the engine module then it would trigger a load of t ...

Investigate updating the default XInput version to 1.4

bIgnoreAllPressedKeysUntilRelease comment is confusing

Started event of EnhancedInput continues to be triggered when a key is pressed and held down from before the level transition.

When a key is held down after a level transition, the "Started" event of the Enhanced Input is triggered continuously.  Suspected similar root cause as [Link Removed].  ...

Enhanced Input Axis Actions repeatedly firing the last input value when entering a Common UI menu

When using an axis mapped input action such as looking around with a gamepad joystick, then opening a Common UI menu, the last input axis value will keep firing irrespective of the current joystick ...