Unreal Engine Issues

Exporting a spawnable through Python doesn't work

Set Editor Property node no longer works with Material Instances in UE5

This is a Regression. Using an Editor Utility Widget to set properties on materials via Set Editor Property doesn't work in UE5 as it did in UE4. ...

Possible bug with GAOGlobalDistanceFieldCacheMostlyStaticSeparately

The Global Distance Field can constantly update, even when the camera is stationary, in large World Partition maps. This bug requires a large amount of the World Partition map to be loaded to reprod ...

Editor crash when saving a level instance in a folder with the same name as the level

[CrashReport] UE4Editor_PropertyEditor!TSharedPtr<IPropertyUtilities,0>::ToSharedRef() [sharedpointer.h:794]

Top Crash in 4.18 release Comment from User: "Picking a color for my shader" Source Context:// NOTE: The following is an Unreal extension to standard shared_ptr behavior 788 FORCEINLINE ...

Steam Sessions fails to create when using the Create Session node

This is a Regression. 4.26.2 - Binary - no issue creating a session. 4.27.1 - Binary - no issue creating a session if you convert a previously working 4.26.2 project. 4.27.1 - Binary - Fails to c ...

GAS: Removing an AttributeSet followed by removing an active GameplayEffect results in client crash

Gameplay Ability System Standalone: Removing an attribute set and then removing an active gameplay effect that has a modifier for an attribute from that set results in a crash. Currently, one must ...

UDN 472564 - CurlHttp merges headers on redirect

when curl requests are redirected (301) – response headers are merged together and are comma separated.  but, Content-Type headers are required to use semi-colon ";" separators. ...

User-instanced subobjects owned by a streaming sublevel's Blueprint CDO cannot be garbage collected with the owning world after the sublevel has been reloaded in the editor.

Strong object reference properties of an 'EditInline'-decorated UCLASS type embedded within a native C++ struct definition can be instanced at edit time by the user as part of a variable's default v ...

r.MobileContentScaleFactor appears to be ignored defaulting to 1 on Mobile Devices

r.MobileContentScaleFactor = 0 should return Native Resolution; 1 should return Standard definiton; 2 shold return an High Definition Resolution. It seems that r.MobileContentScaleFactor is being i ...