If CustomNearClippingPlane of UCineCameraComponent changed, it will be reflected in normal CameraComponent as well

UE - Anim - Sequencer - Feb 17, 2023

CustomNearClippingPlane of UCineCameraComponent is new property in 5.1, but if use change this, it will also be reflected in the normal CameraComponent's NearClip. This is because the PerspectiveNe ...

TMap does not rehash when the property change if the key is struct

UE - Editor - Workflow Systems - Feb 17, 2023

If TMap's Key is a unique Struct, TMap's rehash will not run even if elements are added or changed in DetailPanel such as DataAsset. So TMaps's Find etc. will fail This issue is very similar to [Li ...

Loading Duplicated Level via Python API Crashes Editor

UE - Editor - Workflow Systems - Feb 16, 2023

When called from Python, in 5.1 the load level invocation results in a kernel panic style crash of the editor, with a message about the map leaking memory and not being able to be garbage collected ...

Editor Crash after Compiling Primary DataAsset

UE - Gameplay - Blueprint Compiler - Feb 16, 2023

After compiling a data asset blueprint, attempting to open the parent data asset will crash the editor. From licensee: This is because in FAssetEditorToolkit::InitAssetEditor() the objects in Objec ...

[AI] ZoneGraph does not automatically rebuild when Build ZoneGraph While Editing flag is enabled.

UE - AI - Feb 16, 2023

ZoneGraph is failing to build automatically in the editor even when the flag for Build Zone Graph While Editing is enabled. Things tried that do not cause an automatic rebuild are:Moving, rotating, ...

LiDAR asset is distorted when reopening the level after closing it.

UE - Editor - Content Pipeline - Feb 15, 2023

Found an issue with the asset in the steps to reproduce in //UE5/Release-5.2 CL 24238206 Perforce. When closing and reopening the project the asset in the viewer shows up as distorted. The issue occ ...

PythonScriptPlugin: UE_LOG Format Changed to Unicode after Redirection

UE - Editor - Workflow Systems - Feb 15, 2023

PythonScriptPlugin sets std output mode to _O_BINARY but fails to restore it to the previous state afterwards because cached StdOutMode is already _0_TEXT, hence _setmode returns -1. See PythonScri ...

Crash during cloth initializations while the debug materials are being loaded.

UE - Simulation - Physics - Character - Feb 15, 2023

The FGCObject::AddReferencedObjects() can be called during the LoadObject for the cloth debug materials, while the material object pointers are not yet initiliazed, causing the editor to crash. ...

Adjusting the Editor Camera Speed's Scalar or Speed causes the UI element to jitter

UE - Editor - Workflow Systems - Feb 14, 2023

Repro Rate 5/5 ...

When editing a Niagara module an error can occur if using non-module functions, even with a correctly set usage bitmask

UE - Niagara - Feb 14, 2023

When editing the module the call to FHlslNiagaraTranslator::HandleDataInterfaceCall has the usage "Module", so it treads the module as if that was its stack context, even though the module's usage b ...