Refraction can't be set using SetMaterialAttributes node in a material function.

UE - Rendering - Materials - Mar 14, 2022

From the UDN: Currently, I'm using UE5, but I've seen this issue occur in UE4 and I don't see any other posts on UDN about this. Refraction can only be set in material functions if using the MakeMa ...

DefaultEngine.ini restored after deleting does not match the originally generated DefautlEngine.ini

UE - Editor - Mar 14, 2022

Regenerated DefaultEngine.ini should regenerate with D3D12 RHI not D3D11 RHI which would match the original generation of the file. 4.27 is  generated with D3D11 and regenerated with D3D12.  ...

[CrashReport]UnrealEditor-Bridge!void TSparseArray<TSetElement<TTuple<FString,AStaticMeshActor *> >,TSparseArrayAllocator<TSizedDefaultAllocator<32>,FDefaultBitArrayAllocator> >::Empty(int) [SparseArray.h:366]

Quixel - Mar 14, 2022

Generated from CrashReporter Error Message: Assertion failed: IsValid() [File:D:\build\++UE5\Sync\LocalInstall\Engine\Source\Runtime\Core\Public\Templates\SharedPointer.h] [Line: 1008] ...

[CrashReport]UnrealEditor-D3D12RHI!FD3D12QueryHeap::EndQueryBatchAndResolveQueryData(FD3D12CommandContext &) [D3D12Query.cpp:408]

UE - Rendering - RHI - Mar 14, 2022

Generated from CrashReporter Error Message:Assertion failed: ActiveAllocatedElementCount <= QueryHeapCount [File:D:\build\++UE5\Sync\Engine\Source\Runtime\D3D12RHI\Private\D3D12Query.cpp] [Line: 40 ...

[CrashReport]UnrealEditor-Chaos!Chaos::TEventContainer<Chaos::FCollisionEventData>::DispatchConsumerData() [EventManager.h:214]

UE - Simulation - Physics - Mar 14, 2022

Generated from CrashReporter Error Messages:Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers\Array.h] [Line: 691] Array ind ...

Some Anim Nodes can't Expose the target Bone settings, so they can't be used with Template AnimBP

UE - Anim - Runtime - Anim Blueprints - Mar 14, 2022

There are many nodes that select the bones of interest, such as the Transform (Modify) Bone and LookAt nodes, but you can't expose those bone settings to the pin, so you can't really use them in Tem ...

[Device Swap] - Ensure when connecting a controller or USB audio device while audio is playing in PIE

UE - Audio - Mar 11, 2022

Ensure when swapping to a newly connected USB audio device.  {no format} Ensure condition failed: Cache.Contains(DeviceIdName) [\build++UE5\Sync\Engine\Source\Runtime\Windows\AudioMixerXAudio2\P ...

Subclasses of UAISense_Hearing are not receiving noise reports and not updating perception

UE - AI - Perception - Mar 11, 2022

Subclasses of UAISense_Hearing are not updating perceptions. Using the AISense_Hearing instead of the derived class works as intended. Subclasses of UAI_Sense_Sight work for without any additional w ...

Delegate fixup doesn't work when bound functions are not in the current BP

UE - Gameplay - Blueprint - Mar 11, 2022

When BP functions are bound to native delegates with float parameters, we perform fixup on the BP functions such that their float parameters are converted from double precision to single precision. ...

Launching any QAGame map on Linux with an NVIDIA Card crashes at launch

UE - Rendering - Mar 11, 2022

Workaround:  "Start with "-windowed" in your command line until the issue is resolve" Engine does not crash. However, a crash appears when the game is launched in the output log. Issue is occurring ...