Unreal Engine Issues

Redundant Material Slots Added To Mesh With LODs After Upgrading To 4.14 And Higher

When upgrading a project that was prior to the material slot implementation to a newer engine version will cause redundant material slots to be created. This requires the mesh to have LODs and multi ...

Vulkan is crashing on S7 Mali

Projects packaged for Android using Vulkan are crashing on S7 Mali devices. This is not happening in 4.14. ...

Steam UI overlays do not appear on mac

When adding shootergame to steam as a non steam game, the overlays do no appear when launching. ...

Crash right-clicking in anim blueprint asset picker

Editor crashes when right-clicking in the blank area of the anim blueprint asset picker ...

Crash when changing the World Grid Material to Unlit

A crash occurs when setting the WorldGridMaterial from the Engine Content to the Unlit Shading Model and pressing apply. ...

Anchor text can be scaled via the scale box

Anchor text can be scaled via the scale box. The scaling for the anchors of widget can be affect if placed in a scale box ...

UMG/Slate scroll bars have a minimum size for scaling

A user has reported an issue about scroll bars having a minimum size in UMG and Slate code, causing them to not scale correctly when the scroll box is at a smaller size. This affects both horizontal ...

Unable to Edit Default Struct Key of TMap

In a TMap where the key is a struct, it is not possible to edit the default value of the struct. Found in 4.15.0 CL# 3299760. Reproduced in 4.16 Main CL# 3345747 ...

Meshes Still Casts Shadows With Unlit Materials Applied (Misleading Tooltip)

The "CastShadow" option on primitive component has a tooltip that says "This flag is ignored (no shadows will be generated) if all materials on this component have an Unlit shading model." This isn ...

No warning is shown when a disabled mobile shader permutation is required for rendering