Creating Destructible with PhysXLabs and Fracture Tool in UE4 yield different results and same settings

UE - Simulation - Physics - Destruction - Feb 25, 2015

When creating fracturing a mesh in PhysXLabs vs UE4 fracture tool with both using Voronoi fracture and set to 25 chunks will give different results. The mesh (Attached below along with reference i ...

[CrashReport] Crash on Mac during cook - UEditorEngine::UpdateAutoLoadProject()

UE - Platform - Apple - Jun 6, 2017

This is a top crash on Mac. This crash has only occurred on the 4.16.1 release (there are no records of it in 4.16.0). Repro steps are currently unknown, but the crash occurs in Commandlet mode and ...

Expanding a macro with split struct pins causes internal compile errors

UE - Gameplay - Blueprint - Jul 27, 2017

Expanding a macro that passes a struct with split struct pins to a function causes internal compile errors. Attaching sample project, can be recreated with steps above. ...

JAR files in libs are not included in classes.dex with Gradle

UE - Platform - Mobile - Aug 1, 2017

JAR files copied from Intermediate/Android/apk/libs for Gradle packaging are not included in the classes.dex in the final packaged APK. ...

Material compiler incorrectly generates error

UE - Graphics Features - Oct 30, 2017

Under certain conditions, the material compiler appears to detect errors where there are none. I debugged the particular case of the RGBtoHSV material function with JonathanL, and we believe that th ...

Thumbnail of material is not previewed if FSoftObjectPath is used.

UE - Editor - Content Pipeline - Import and Export - Jun 11, 2018

https://udn.unrealengine.com/questions/437463/%E3%83%9E%E3%83%86%E3%83%AA%E3%82%A2%E3%83%AB%E3%81%AE%E3%82%B5%E3%83%A0%E3%83%8D%E3%82%A4%E3%83%AB%E3%81%8B%E8%A1%A8%E7%A4%BA.html ...

Crash when calling SetActorLabel in Construction Script

UE - Gameplay - Blueprint Compiler - Jul 31, 2018

Calling SetActorLabel in construction script will cause a crash. Also occurring in Main @ CL 4235929 ...

SceneDepth failed with MSAA on PC Mobile Preview

UE - Platform - Mobile - Sep 19, 2018

In PC ,RHICreateTargetableShaderResource2D will create SeparateTarget and ShaderResource, and after basepass resolve depth from TargetableTexture to ShaderResourceTexture. But in mobile preview,  ...

"Assertion failed: NumberOfFreeBits >= 0" on clients that attempt to connect to a server with the -NoPacketHandler option

UE - Networking - Oct 6, 2020

With the rework of IP address resolution in 4.25, this assert now occurs. When no packet handler is used, UPendingNetGame::InitNetDriver calls SendInitialJoin() immediately, before async address res ...

Destroying a camera actor makes the level Dirty

UE - Graphics Features - Oct 29, 2020

This does not occur except for Camera actors. ...