fbx attribute curve import do not support correctly tangent at the start end end of the curve

UE - Editor - Content Pipeline - Import and Export - Sep 2, 2020

We are not reading all the key flags and we do not import correctly start key and end key tangent. I create a shelve but this is not the complete fix, we must do this only if we do not have fbx ket ...

Input isn't recognized for Shift+F, or just the F key when the Shift key is also pressed down

UE - Gameplay - Input - Nov 23, 2021

This is a regression Tested in: //UE4/Release-4.26.2 CL15973114 Binary - Did not reproduced //UE4/Release-4.27.1 CL17735300 Binary - Reproduced //UE5/Release-5.0-EarlyAccess CL16682836 Binary - Repr ...

Copying collapsed graph with a node with a custom Exec pin results in duplicate pin name

UE - Gameplay - Blueprint Editor - Aug 17, 2022

When duplicating a collapsed blueprint graph which has a node with a custom Exec pin, this results in blueprint compilation error that a duplicate named pin is found. Duplicated exec pins aren't ass ...

[Debug Tools][Crash] - Enabling au.editor.ForceAudioNonStreaming causes editor to crash the next time the user PIEs

UE - Audio - Stream Caching - May 31, 2022

Encountered while going through some debug commands. Repro 3/3. Crash Reporter Link: [Link Removed]Assertion failed: ChunkIndex != 0 [File:E:\User\Engine\Source\Runtime\Engine\Private\AudioStreaming ...

FAnimUpdateRateParameters::GetInterpolationAlpha appears to be returning an invalid value for TrailMode

UE - Anim - Aug 5, 2023

It appears that  FAnimUpdateRateParameters::GetInterpolationAlpha is not returning a sensible value when running in TrailMode.  Currently the only variable in the calculation is EvaluationRate which ...

In-Memory replay checkpoints incorrectly deleted when stream length is less than TimeBufferHintSeconds

UE - Networking - Mar 18, 2024

The buffer start time is calculated by subtracting the TimeBufferHintSeconds from the stream length: const uint32 BufferStartTimeMS = UE::LWC::FloatToIntCastChecked<uint32>(FoundReplay->StreamInfo.L ...

VT Material Instance Crash - "ProducerDesc.BlockHeightInTiles << MipBias == BlockHeightInTiles"

UE - Graphics Features - Oct 4, 2021

Assertion failed: ProducerDesc.BlockHeightInTiles << MipBias == BlockHeightInTiles [Link Removed] [Line: 229] ...

Editor will crash when Blueprint Details Panel is dragged across the Event Graph

Tools - May 6, 2015

When dragging the Details Panel in a Blueprint across the event graph the editor will crash. [Link Removed] ...

Crash when creating new projects or converting copies of old ones in Japanese

UE - Editor - UI Systems - Slate - Dec 4, 2014

There's a crash in FCharacterList::GetKerning() when using the editor in Japanese that is apparently fixed in one of these three changelists: CL# 2370014, 2370050, and 2370040 But they were not ...

Blueprint 'Select' node: nodes connect to all input pins are evaluated while only one input is needed

UE - Gameplay - Blueprint - Aug 15, 2015

Originally marked Won't Fix in 2017. Issue reopened on May 1, 2024. All inputs of a Select blueprint node are evaluated, even though in the end only one value is selected. This is wasteful work. ...