Unreal Engine Issues

Setting a console variable interacts with window state

When the game window is set to be windowed and maximized, setting a console variable changes the window's state from being maximized to its default size.  This is a regression as it is working as e ...

Niagara Sprite SubUV Skips Images

Niagara SubUV will skip most images in a SubUV sprite. Every 8 frames on the time line once it starts spawning it will change its appears. Only 16 of the 64 images are shown from the SubUV. Found i ...

Incorrect native code generation when Blueprint nativization is enabled for objects instanced through the editor and assigned to an instanced object reference property on the CDO

When converting a Blueprint class to native C++ code, we're not currently distinguishing between an instanced default subobject assigned to an instanced object reference property within the CDO that ...

Scene Capture 2D Doesn't Capture 3D Widget If It Is Off Sceen and Capture Every Frame Is Disabled

The scene capture 2d doesn't capture a 3d widget if it starts off screen with capture every frame disabled. Found in 4.15 CL# 3450819, 4.19 CL# 4033788, 4.20 CL# 4233996, 4.21 CL# 4275031 May be r ...

The Asset Audit search options do not work as intended

Seems that only the Add Asset Class search option works properly. Tested in 4.19.2 (CL - 4033788), 4.20.1 (CL - 4233996), and 4.21 (CL - 4280116) ...

Crash upon selecting CameraComponent in Sequencer when level is locked

Selecting a Camera Component in the Sequencer window when the level is locked causes the Engine to crash.  This was reported and tested in 4.20.1 (CL-4233996). This was reproduced in 4.19.2 (CL-403 ...

Crash when attempting to save Soft Object Reference

Engine will crash when attempting to save soft object reference. "FArchive does not support FSoftObjectPtr serialization. Use FArchiveUObject instead." Also reproduced in Main CL #4247864 ...

Lit Translucency Receiving Shadows with Forward Shading Enabled

When forward shading is enabled, particles that have materials with their lighting mode set to "VolumetricNonDirectional" will recieve shadows. Attached images provided by user. Found in 4.19 CL# ...

CAD Datasmith no longer support Rhino 6 materials/texture on import

Projects without PhysX not compiling

Compiling without "WITH_PHYSX" leads to compile errors. https://udn.unrealengine.com/questions/450489/projects-without-physx-not-compiling.html Projects without PhysX (WITH_PHYSX disabled) will not ...