Unreal Engine Issues

PhysX errors when packaging for x86

Packaging for x86 in ETC1 will generate PhysX errors and cause the package to fail. The following error will occur multiple times throughout the package:UATHelper: Packaging (Android (ETC1)): Unrea ...

ARCore: passthrough camera texture has blue and red channel swapped when building against gles 3.1

App crashes on launch when packaged for Vulkan with Scalable 2D/3D

No Vulkan SDK was installed Crashed on a Nexus 6P ...

[CrashReport] UE4Editor_D3D11RHI!FD3D11DynamicRHI::SetResourcesFromTables<FD3D11PixelShader>() [d3d11commands.cpp:1500]

User comments in crash group:Light exort crashSwarm agent crash.Building lighting 1496 #if !(UE_BUILD_SHIPPING || UE_BUILD_TEST) 1497 if (!Buffer) 1498 { 1499 ***** UE ...

FCustomPrimitiveDataCustomization::SetVectorColor is closing the colorpicker and only updating the first channel

When it updates the red channel, the Simple Construction Script (SCS) gets re-run (via AActor::RerunConstructionScripts) on the Blueprint Actor instance generating new instances of all its component ...

Blueprint nativization does not properly convert references to other Blueprint class types marked NotForServer/NotForClient during export tagging.

Example: Widget Blueprint classes do not get nativized for WindowsServer configs when 'Load Widgets on Dedicated Server' is false (i.e. NeedsLoadForServer() returns false). As a result, if another c ...

When Mobile Deferred Shading, the DBuffer Decal is affected by metallic value

Use Deferred Shading (r.Mobile.ShadingPath=1) Enable DBuffer Decal All Lights’s mobility is Static Decal Material settings : Material Domain - Deferred DecalBlend Mode - TranslucentDecal Blend Mo ...

Alt Drag duplicate no longer calls FEditorModeTools::ActorsDuplicatedNotify

Crash due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')

This JIRA has been made to consolidate all "D3D device being lost. (Error: 0x887A0006 - 'HUNG')" crashes into one. Previous Jira tickets include:[Link Removed][Link Removed][Link Removed][Link Remo ...

EditCondition tag not working for FInstancedStruct property in UDeveloperSettings

When using EditCondition to control the editability of FInstancedStruct properties in a class derived from UDeveloperSettings, the condition is only partially respected. Specifically: A TArray<FIns ...