Unreal Engine Issues

Changing the Level Streaming method will remove Levels from folders they were placed in

Changing the Level Streaming Method of a Level thats inside of a folder will remove it from the folder. Occasionally once all Levels have been removed from a folder, the folder will delete itself. ...

Auto Compute LOD Distance doesn't properly change screen sizes

Auto Compute LOD Distance doesn't properly change screen sizes. The screen size for each LOD will be exactly the same regardless of the mesh you use with generated LODs. Working as expected in 4.19 ...

iOS fails to compile: undefined symbols "_OBJC_CLASS_$_ARImageAnchor", etc

[CrashReport] UE4Editor_D3D11RHI!FD3D11DynamicRHI::RHICreateUniformBuffer() [d3d11uniformbuffer.cpp:218]

No user comments in crash group 208 check(Layout.ResourceOffsets.Num() == NumResources); 209 210 for (int32 i = 0; i < NumResources; ++i) 211 { 212 ...

Point lights with source length building static or stationary lighting will build incorrect shadows on movable objects

Adding source length to a point light that is set to stationary or static will cause shadows to build incorrectly on movable objects. Working as expected in 4.18 CL# 3832480 Found in 4.19 CL# 4033 ...

[CrashReport] UE4Editor_Core!FArchive::SerializeCompressed() [archive.cpp:696]

No user comments in crash group 686 // Iterate over all chunks, serialize them into memory and decompress them directly into the destination pointer 687 for( int64 ChunkIndex=0; ...

[CrashReport] UE4Editor_Engine!FMaterial::GetShader() [materialshared.cpp:1790]

No user comments in crash group 1785 int BreakPoint = 0; 1786 1787 // Assert with detailed information if the shader wasn't found for rendering. 1788 // This is usua ...

iOS Launch-On rebuilds every time

Artifacts from the previous Launch On are being cleaned up, which are necessary for improved iteration time. ...

Billboard appears darker on Mobile preview than in editor

When playing in mobile preview or on the mobile device. The color is darker than what is seen in the editor. ...

Spawned particles on the surface of a static mesh in Niagara get offset if the actor is anywhere but the world origin

Particles that are spawned using the surface of a static mesh will be offset from the systems placement in the world unless it is at world origin.  Working as expected in 4.19 CL# 4033788 Found in ...