Crash occurs in PIE when an Actor calls a method in a UObject that attempts to modify an FString member of the UObject

Core - Jan 31, 2019

The Editor will crash in PIE when an Actor calls a method in a UObject that modifies some FString members in the UObject. In the Attached project, the UObject class contains two FString members and ...

Actors in hidden layers visible on map load

Tools - Jan 30, 2019

Actors added to a layer which is marked hidden/invisible will unhide when loading a map. Confirmed in Main @ CL 4845042 ...

Spot Lights Do Not Cast Dynamic Shadows If "Support PointLight WholeSceneShadows" is disabled

Rendering - Jan 30, 2019

If you disable "Support PointLight WholeSceneShadows" spotlights stop casting shadows. This is working as expected in 4.20 CL# 4369336. Found in 4.21 CL# 4753647 and 4.22 CL# 4809892 This is a reg ...

Replace BSP with Static Mesh Crash

Tools - Jan 30, 2019

Attempting to replace a BSP with a static mesh does not work as expected and results in a crash if a 2nd BSP gets placed in the level. ...

Deleting animation key values of ParagonKhaimera's 1D BlendSpace while the animation is previewing in Animation Editor will result in Engine crash

Anim - Animation - Jan 30, 2019

Deleting ParagonKhaimera BlendSpace 1D key values while the animation is previewing in Animation Editor will result in Engine crash. ...

Media capture (AJA) doesn't grab UMG widgets in standalone mode.

Enterprise - Jan 29, 2019

Media capture (AJA) doesn't grab UMG widgets in standalone mode. ...

QAGame -game launches with 'Zero Iteration' message regarding VR Mode

Virtual Reality - Jan 29, 2019

This may be related to UE-69229 This machine has not been setup for Magic Leap nor other VR HMDs This occurs in Main @CL 4827582 - not a regression QAGame still launches. ...

[CrashReport] UE4Editor-UnrealEd!UEditorEngine::CheckForWorldGCLeaks(UWorld *,UPackage *) [EditorServer.cpp:1969]

Tools - Content Browser - Jan 28, 2019

Comment from user in crash group:Created a new level, tried opening it, clicked yes to save existing persistent level and sub-levels, crashed. Generated from CrashReporter ...

Mali graphics debugger enable fails for Mac OSX and Linux

Platform - Mobile - Jan 25, 2019

The path to libMGD.so for packaging has the wrong path separators for OSX and Linux. ...

Adding a new audio section through python crashes

Sequencer - Jan 25, 2019

Open OutputLog, switch to python, enter these in: sequence = unreal.AssetToolsHelpers.get_asset_tools().create_asset('blah3', '/Game/', unreal.LevelSequence, unreal.LevelSequenceFactoryNew()) audi ...