Unreal Engine Issues

Reimporting a static mesh will cause some values to be reset back to defaults

Reimporting a static mesh will cause some Static Mesh Editor values to be reset back to defaults. This was reported as JIRA UE-22205 back in 4.10 and was marked fix in 4.12. However, I wasn't able ...

[CrashReport] UArrayProperty::DestroyValueInternal

This is a somewhat common crash that has affected multiple users in 4.17. User Descriptionstried to compile a blueprint after changing blueprint interface function definitions. Source Code 121 ...

[AI] ZoneShapes visualization does not reset after selecting another actor

ZoneShapes do not reset visuals when being de-selected and re-selected. The last piece of the zone shape to be selected will still show as selected when the shape is re-selected, but using the edito ...

Translucent materials with Modulate blend mode disappear with down-res translucency enabled

Reported from this UDN: https://udn.unrealengine.com/s/question/0D5QP00000MLlco0AD/active-dtr-doesnt-render-beforedofmodulated-materials?fromCase=1 The problem is that, except in very specific circ ...

Vulkan crash on Android when suspending and resuming app

Packaged games do not display PlayerName correctly using Steam OSS

Packaged games do not display PlayerName correctly using Steam OSS. Does not occur in Standalone. Test project attached. To test, package for Development > Win64. When run (with the Steam client op ...

Crash during PIE using the Spawn Actor node on EventBegin Play on Mac

A user has reported a crash when attempting to use the 'Spawn Actor' node within his level blueprint. I was able to follow the repro steps provided in the original answerhub post and get the crash ...

Orthographic Camera Preview window does not render materials

I am using the orthographic camera preview fairly extensively for making an in-engine Tiling Texture maker. This feature is currently busted since the orthographic camera preview window is rendering ...

Modulated shadows do not render in the correct area on older devices / versions of Android OS

This issue was reported by a user who was having issues with their modulated shadows showing up in random spots on their mobile devices. Their devices were a Samsung Galaxy Note 2 and a ASUS Zenfon ...

SpawnActor node evaluates pure inputs twice

When the node Spawn Actors from class is used with a pure input (in this case a pure function with a transform output) The result is that it get evaluated twice. In the test project provided a print ...