Unreal Engine Issues

[CrashReport] UE4Editor-Engine!FMeshBatch::PreparePrimitiveUniformBuffer(FPrimitiveSceneProxy const *,ERHIFeatureLevel::Type) [SceneManagement.cpp:1099]

Generated from CrashReporter ...

UnrealMatch3 ensures when launching on iOS

While running regression pass, found that UnrealMatch3 hits an ensure when user selects to Launch on to iOS device. LogOutputDevice:Error: The ini file '../../../UnrealMatch3/Saved/Config/IOS/Device ...

Crash adding input pose node to animation State

Crash occurs when the user adds an Input Pose node to a State graph in an Animation Blueprint. ...

Crash in FNiagaraGPUInstanceCountManager::AddDrawIndirect when Android Vulkan Mobile preview platform is enabled

In the Android Vulkan Mobile preview mode, when multiple GPU niagara systems are visible and the user moves the camera around the level it can cause a crash, potentially caused by a race condition o ...

Packaging failed after create EditorUtilityBlueprint asset inherited EditorTutorial class

Whenever creating the EditorUtilityWidget asset with EditorTutorial as the parent class, the packaging will fail. If the tutorial is not launched the package will succeed. But launched, it will fail ...

Ensures for Pixel and Vertex Shaders occur when running TM-ShaderModels with -onethread

Two ensures fire when opening the TM-ShaderModels Map in QAGame with the -onethread argument. The callstacks look identical with the exception that one is for a pixel shader and the other is for a v ...

Performance concerns with control rig component initialization

Report from a licensee that InitializeControlRigComponent using CR_Frame_Destructible in city sample is taking a lot of frame time.  It seems that a lot of time is being spent hashing and also URigV ...

Export anim sequence doesn't work for spawnables

Crash in FLandscapeComponentSceneProxy::GetStaticBatchElementVisibility with tiny component size

Loading a level with a landscape with a 7x7 component size and 2x2 subsections can crash when texture streaming is enabled ...

Crash clicking on "Recent Levels" or "Package Project" in File menu

I tried to debug. In:for (int32 StackIndex = Stack.Num() - 1; StackIndex >= FirstStackIndexToRemove; --StackIndex) { Stack[StackIndex]->Dismiss(); // <-- here } It crashes because Stack is em ...