Unreal Engine Issues

NPC - Instances does not get updates from changes to the parent Niagara Parameter Collection in the editor

When an Niagara Parameter Collection (NPC) is selected as the parent Collection for an NPC Instance (NPCI), all of its current parameters are carried over to the NPCI with their current values as th ...

[CrashReport] Mac crash - libobjc.A.dylib!objc_retain() [UnknownFile]

This is a longstanding but low frequency Mac crash. User DescriptionsChanging camera shake values and testing in a new editor window Callstack from Log[2017.11.09-19.23.22:392][ 63]LogMaterial: Mi ...

Niagara - When Interpolated Spawning is disabled, the first frame of each particle unexpectedly does not take into account the Particle Update stage

Foreword: Even if the behavior described here is by design, it is rarely (if ever) expected or desired. This was discussed and agreed to be treated as a bug. Explanation below. When interpolated sp ...

IOS deviceCrash when input Korean Charactor on EditableTextBox

When ParallelExecutor is enabled, Japanese build output of VisualStudio garbled

From UE4.20, Japanese build output of VisualStudio garbled. Below is a comparison between 4.19 and 4.20. ・4.19.2 1>------ すべてのリビルド開始: プロジェクト:MyProject3, 構成:Development_Editor x64 ------ 1> Clea ...

Attempting to build lighting in project crashes editor

Attempting to build lighting in user's project crashes editor. Frequency: 3/3 CrashReporter: N/A ...

Crash when fast moving Character objects has Teleporting enabled

Reproduced 3/3 times. Issue does not occur in //UE4/Release-4.27, so Confirmed Regression. ...

DLC Package content isn't recognized when using RequestAsyncLoad

Attempting to load dlc assets with RequestAsyncLoad function results in the assets not being recognized. ...

Editor crashes when actors using child actor component are loaded while Static mesh actor filter is enabled in the outliner

Reproduced 3/3 times. Unclear whether this is a regression as filter GUI is new in 5.1 for Outliner. ...

Creating "Level Sequence with Shot" with spawnable cameras creates duplicate cameras

This is not a regression as it does occur in //UE5/Release-5.1 @ CL 23901901 Repro Rate: 3/3 times ...