This does not occur in 4.14.2 at CL 3241561
Result: Output log is filled with Ensures.
UE4Editor_Engine!UPoseAsset::GetAnimationPose() poseasset.cpp:445 UE4Editor_AnimGraphRuntime!FAnimNode_PoseBlendNode::Evaluate() animnode_poseblendnode.cpp:54 UE4Editor_AnimGraph!FAnimPreviewInstanceProxy::Evaluate() animpreviewinstance.cpp:155 UE4Editor_Engine!FAnimInstanceProxy::EvaluateAnimation() animinstanceproxy.cpp:837 UE4Editor_Engine!UAnimInstance::ParallelEvaluateAnimation() animinstance.cpp:531 UE4Editor_Engine!USkeletalMeshComponent::EvaluateAnimation() skeletalmeshcomponent.cpp:1402 UE4Editor_Engine!USkeletalMeshComponent::PerformAnimationEvaluation() skeletalmeshcomponent.cpp:1480 UE4Editor_Engine!USkeletalMeshComponent::RefreshBoneTransforms() skeletalmeshcomponent.cpp:1682 UE4Editor_UnrealEd!UDebugSkelMeshComponent::RefreshBoneTransforms() debugskelmeshcomponent.cpp:486 UE4Editor_Engine!USkinnedMeshComponent::TickComponent() skinnedmeshcomponent.cpp:669 UE4Editor_Engine!USkeletalMeshComponent::TickComponent() skeletalmeshcomponent.cpp:998 UE4Editor_UnrealEd!UDebugSkelMeshComponent::TickComponent() debugskelmeshcomponent.cpp:812 UE4Editor_Engine!FActorComponentTickFunction::ExecuteTickHelper<<lambda_e555bf502a59e0f31d98970d7f0e8462> >() actor.h:3055 UE4Editor_Engine!FActorComponentTickFunction::ExecuteTick() actorcomponent.cpp:763 UE4Editor_Engine!FTickFunctionTask::DoTask() ticktaskmanager.cpp:269 UE4Editor_Engine!TGraphTask<FTickFunctionTask>::ExecuteTask() taskgraphinterfaces.h:883 UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() taskgraph.cpp:954 UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() taskgraph.cpp:701 UE4Editor_Core!FTaskGraphImplementation::WaitUntilTasksComplete() taskgraph.cpp:1798 UE4Editor_Engine!FTickTaskSequencer::ReleaseTickGroup() ticktaskmanager.cpp:538 UE4Editor_Engine!FTickTaskManager::RunTickGroup() ticktaskmanager.cpp:1450 UE4Editor_Engine!UWorld::RunTickGroup() leveltick.cpp:758 UE4Editor_Engine!UWorld::Tick() leveltick.cpp:1368 UE4Editor_Persona!FAnimationViewportClient::Tick() animationeditorviewportclient.cpp:482 UE4Editor_UnrealEd!UEditorEngine::Tick() editorengine.cpp:1698 UE4Editor_UnrealEd!UUnrealEdEngine::Tick() unrealedengine.cpp:391 UE4Editor!FEngineLoop::Tick() launchengineloop.cpp:3019 UE4Editor!GuardedMain() launch.cpp:166 UE4Editor!GuardedMainWrapper() launchwindows.cpp:130 UE4Editor!WinMain() launchwindows.cpp:206 UE4Editor!__scrt_common_main_seh() exe_common.inl:264 kernel32!<Unknown> ntdll!<Unknown>
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