SubwaySequencer crashes when launched in Standalone Game

SubwaySequencer is crashing when launching in standalone game

Reported here originally:
シーケンスの再生に関して

1. Launch SubwaySequencer project
2. Hit "Play in standalone game"
3. Observe Crash

LoginId:c917628f4446bb8a745f14a23d7b3172
EpicAccountId:c687981c4d1f4b3499c0bb1908069a2a

Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633]
Array index out of bounds: 0 from an array of size 0

UE4Editor_Core!FDebug::AssertFailed() [d:\p4\dev-platform\engine\source\runtime\core\private\misc\assertionmacros.cpp:349]
UE4Editor_AnimGraphRuntime!FAnimNode_MultiWayBlend::Evaluate() [d:\p4\dev-platform\engine\source\runtime\animgraphruntime\private\animnodes\animnode_multiwayblend.cpp:114]
UE4Editor_Engine!FPoseLink::Evaluate() [d:\p4\dev-platform\engine\source\runtime\engine\private\animation\animnodebase.cpp:221]
UE4Editor_AnimGraphRuntime!FAnimNode_ApplyAdditive::Evaluate() [d:\p4\dev-platform\engine\source\runtime\animgraphruntime\private\animnodes\animnode_applyadditive.cpp:58]
UE4Editor_AnimGraphRuntime!FAnimSequencerInstanceProxy::Evaluate() [d:\p4\dev-platform\engine\source\runtime\animgraphruntime\private\animsequencerinstanceproxy.cpp:16]
UE4Editor_Engine!FAnimInstanceProxy::EvaluateAnimation() [d:\p4\dev-platform\engine\source\runtime\engine\private\animation\animinstanceproxy.cpp:837]
UE4Editor_Engine!UAnimInstance::ParallelEvaluateAnimation() [d:\p4\dev-platform\engine\source\runtime\engine\private\animation\animinstance.cpp:531]
UE4Editor_Engine!USkeletalMeshComponent::EvaluateAnimation() [d:\p4\dev-platform\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:1400]
UE4Editor_Engine!USkeletalMeshComponent::PerformAnimationEvaluation() [d:\p4\dev-platform\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:1478]
UE4Editor_Engine!USkeletalMeshComponent::RefreshBoneTransforms() [d:\p4\dev-platform\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:1680]
UE4Editor_Engine!USkeletalMeshComponent::InitAnim() [d:\p4\dev-platform\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:529]
UE4Editor_Engine!AActor::InitializeComponents() [d:\p4\dev-platform\engine\source\runtime\engine\private\actor.cpp:4148]
UE4Editor_Engine!ULevel::RouteActorInitialize() [d:\p4\dev-platform\engine\source\runtime\engine\private\level.cpp:1740]
UE4Editor_Engine!UWorld::InitializeActorsForPlay() [d:\p4\dev-platform\engine\source\runtime\engine\private\world.cpp:3349]
UE4Editor_Engine!UEngine::LoadMap() [d:\p4\dev-platform\engine\source\runtime\engine\private\unrealengine.cpp:10172]
UE4Editor_Engine!UEngine::Browse() [d:\p4\dev-platform\engine\source\runtime\engine\private\unrealengine.cpp:9475]
UE4Editor_Engine!UGameInstance::StartGameInstance() [d:\p4\dev-platform\engine\source\runtime\engine\private\gameinstance.cpp:416]
UE4Editor!FEngineLoop::Init() [d:\p4\dev-platform\engine\source\runtime\launch\private\launchengineloop.cpp:2538]
UE4Editor!GuardedMain() [d:\p4\dev-platform\engine\source\runtime\launch\private\launch.cpp:153]
UE4Editor!GuardedMainWrapper() [d:\p4\dev-platform\engine\source\runtime\launch\private\windows\launchwindows.cpp:130]
UE4Editor!WinMain() [d:\p4\dev-platform\engine\source\runtime\launch\private\windows\launchwindows.cpp:206]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:253]
kernel32
ntdll