Unreal Engine Issues

[CrashReport] UE4Editor-Engine!UpdateWorldBoneTM(TArray<FAssetWorldBoneTM,TMemStackAllocator<16> > &,TArray<FTransform,FDefaultAllocator> const &,int,USkeletalMeshComponent *,FTransform const &,FVector const &) [PhysAnim.cpp:143]

Generated from CrashReporter ...

UInstancedStaticMeshComponentRemoveInstances crashes if called with an empty array

This looks like it can be fixed with an early-out when the passed array of indices is empty. Log:[2024.01.03-16.38.36:091][291]LogOutputDevice: Warning: Script Stack (1 frames) : /Game/BP_Crashy.B ...

Crash occurs while clicking through the Landscape Overview Tutorial

Crash occurs while progressing through the Landscape Overview tutorial, after the step "After pressing the Create Button, your level should now have a Landscape Actor inside of it" This is a regres ...

Blueprints with Input action events are dirtied and upon being opened

Opening a blueprint that has an input event in it cause the blueprint to become dirtied and require compiling. Regression?: Yes This did not occur in 4.16.3-3561208+++UE4+Release-4.16 Versions tes ...

Packaging with Nativize Blueprint Assets Causes Uninitialized Defaults

If you use "Set Array Elem" on a vector array but leave "Item" at the default value of (0,0,0) then you'll end up using a temporary uninitialised vector instead of (0,0,0) when it's nativized. Work ...

[CrashReport] UE4Editor_CoreUObject!FLinkerPlaceholderObjectImpl::FindRawPlaceholderContainer() [linkerplaceholderbase.cpp:161]

This is currently among the top 10 crashes coming out of the 4.17.2 hotfix, affecting a few unique users, and this specific callstack does not appear to have occurred in 4.17.1. This may be a regres ...

[CrashReport] UE4Editor_Engine!UAssetImportData::ExtractFilenames() [assetimportdata.cpp:156]

This is a common crash affecting users in 4.17 and 4.18. User DescriptionsI wasn't able to get my UCX collision to import. Clicked the yellow "return" arrow next to the asset import settings option ...

Post processing bloom threshold activates when the threshold is >0 instead of >-1.

PerInstanceRandom does not work on Instanced Static Meshes spawned at runtime

PerInstanceRandom does not provide a random value when the material is being used on an Instanced Static Mesh that is spawned at runtime, the value is always the same. Regression?: Yes This did not ...

Crash upon taking a screenshot on Gear VR

Using the shot console command or the RequestScreenshot function to take a screenshot in Gear VR causes the app to crash. This was tested on Android-19, ETC-1 configuration, with both Developer Mode ...