Duplicate actor - Crashes, unexpected behaviour

UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorldWithParent(USceneComponent * Parent, FName SocketName, bool bSkipPhysicsMove, const FQuat & RelativeRotationQuat, ETeleportType Teleport) Line 354 C++
UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorld(bool bSkipPhysicsMove, ETeleportType Teleport) Line 697 C++
UE4Editor-Engine.dll!USceneComponent::UpdateChildTransforms(bool bSkipPhysicsMove, ETeleportType Teleport) Line 1790 C++
UE4Editor-Engine.dll!USceneComponent::PropagateTransformUpdate(bool bTransformChanged, bool bSkipPhysicsMove, ETeleportType Teleport) Line 490 C++
UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorldWithParent(USceneComponent * Parent, FName SocketName, bool bSkipPhysicsMove, const FQuat & RelativeRotationQuat, ETeleportType Teleport) Line 403 C++
UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorld(bool bSkipPhysicsMove, ETeleportType Teleport) Line 697 C++
UE4Editor-Engine.dll!USceneComponent::UpdateChildTransforms(bool bSkipPhysicsMove, ETeleportType Teleport) Line 1790 C++
UE4Editor-Engine.dll!USceneComponent::PropagateTransformUpdate(bool bTransformChanged, bool bSkipPhysicsMove, ETeleportType Teleport) Line 490 C++
UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorldWithParent(USceneComponent * Parent, FName SocketName, bool bSkipPhysicsMove, const FQuat & RelativeRotationQuat, ETeleportType Teleport) Line 403 C++
UE4Editor-Engine.dll!USceneComponent::UpdateComponentToWorld(bool bSkipPhysicsMove, ETeleportType Teleport) Line 697 C++
UE4Editor-Engine.dll!UActorComponent::OnRegister() Line 640 C++
UE4Editor-Engine.dll!USceneComponent::OnRegister() Line 425 C++
UE4Editor-Engine.dll!UPrimitiveComponent::OnRegister() Line 391 C++
UE4Editor-Engine.dll!UActorComponent::ExecuteRegisterEvents() Line 1094 C++
UE4Editor-Engine.dll!UActorComponent::RegisterComponentWithWorld(UWorld * InWorld) Line 871 C++
UE4Editor-Engine.dll!AActor::IncrementalRegisterComponents(int NumComponentsToRegister) Line 3808 C++
UE4Editor-Engine.dll!AActor::RegisterAllComponents() Line 3747 C++
UE4Editor-Engine.dll!AActor::PostSpawnInitialize(const FTransform & UserSpawnTransform, AActor * InOwner, APawn * InInstigator, bool bRemoteOwned, bool bNoFail, bool bDeferConstruction) Line 2603 C++
UE4Editor-Engine.dll!UWorld::SpawnActor(UClass * Class, const FTransform * UserTransformPtr, const FActorSpawnParameters & SpawnParameters) Line 441 C++
UE4Editor-Engine.dll!UWorld::SpawnActor(UClass * Class, const FVector * Location, const FRotator * Rotation, const FActorSpawnParameters & SpawnParameters) Line 267 C++
UE4Editor-Game.dll!UGamePlayerInventory::Take(AGameInventoryItem * Item, bool bGrab) Line 76 C++