Reparenting a blueprint derived from Trigger Sphere to Trigger Capsule will cause the editor to crash.
This is a regression. This did not occur in 4.11.2.
Source Context:
163 164 if ( bUpdateOverlaps && IsCollisionEnabled() && GetOwner() ) 165 { 166 UpdateOverlaps(); 167 } 168 } 169 } 170 171 172 template <EShapeBodySetupHelper UpdateBodySetupAction> 173 bool InvalidateOrUpdateCapsuleBodySetup(UBodySetup*& ShapeBodySetup, bool bUseArchetypeBodySetup, float CapsuleRadius, float CapsuleHalfHeight) 174 { 175 check((bUseArchetypeBodySetup && UpdateBodySetupAction == EShapeBodySetupHelper::InvalidateSharingIfStale) || (!bUseArchetypeBodySetup && UpdateBodySetupAction == EShapeBodySetupHelper::UpdateBodySetup)); 176 check(ShapeBodySetup->AggGeom.SphylElems.Num() == 1); 177 ***** FKSphylElem* SE = ShapeBodySetup->AggGeom.SphylElems.GetData(); 178 179 const float Length = 2 * FMath::Max(CapsuleHalfHeight - CapsuleRadius, 0.f);//SphylElem uses height from center of capsule spheres, but UCapsuleComponent uses halfHeight from end of the sphere 180 181 if (UpdateBodySetupAction == EShapeBodySetupHelper::UpdateBodySetup) 182 { 183 SE->SetTransform(FTransform::Identity); 184 SE->Radius = CapsuleRadius; 185 SE->Length = Length; 186 } 187 else 188 { 189 if(SE->Radius != CapsuleRadius || SE->Length != Length) 190 { 191 ShapeBodySetup = nullptr; 192 bUseArchetypeBodySetup = false;
Result: Editor crashes
Assertion failed: ShapeBodySetup->AggGeom.SphylElems.Num() == 1 [Link Removed] [Line: 177]
UE4Editor_Engine!InvalidateOrUpdateCapsuleBodySetup<0>() capsulecomponent.cpp:178 UE4Editor_Engine!UCapsuleComponent::UpdateBodySetup() capsulecomponent.cpp:204 UE4Editor_Engine!UShapeComponent::GetBodySetup() shapecomponent.cpp:60 UE4Editor_Engine!UPrimitiveComponent::CreatePhysicsState() primitivecomponent.cpp:538 UE4Editor_Engine!UActorComponent::ExecuteRegisterEvents() actorcomponent.cpp:1119 UE4Editor_Engine!UActorComponent::RegisterComponentWithWorld() actorcomponent.cpp:873 UE4Editor_Engine!AActor::IncrementalRegisterComponents() actor.cpp:3967 UE4Editor_Engine!AActor::RegisterAllComponents() actor.cpp:3906 UE4Editor_UnrealEd!FBlueprintCompileReinstancer::ReplaceInstancesOfClass_Inner() kismetreinstanceutilities.cpp:1503 UE4Editor_UnrealEd!FBlueprintCompileReinstancer::ReplaceInstancesOfClass() kismetreinstanceutilities.cpp:1305 UE4Editor_UnrealEd!FBlueprintCompileReinstancer::ReinstanceInner() kismetreinstanceutilities.cpp:599 UE4Editor_UnrealEd!FBlueprintCompileReinstancer::ReinstanceObjects() kismetreinstanceutilities.cpp:761 UE4Editor_UnrealEd!FKismetEditorUtilities::CompileBlueprint() kismet2.cpp:793 UE4Editor_Kismet!FBlueprintEditor::Compile() blueprinteditor.cpp:3213 UE4Editor_Kismet!FBlueprintEditor::ReparentBlueprint_NewParentChosen() blueprinteditor.cpp:2746 UE4Editor_Kismet!FBlueprintGlobalOptionsDetails::OnClassPicked() blueprintdetailscustomization.cpp:4681 UE4Editor_Kismet!TBaseSPMethodDelegateInstance<0,FBlueprintGlobalOptionsDetails,0,void __cdecl() delegateinstancesimpl.h:424 UE4Editor_ClassViewer!SClassViewer::OnClassViewerSelectionChanged() sclassviewer.cpp:2197 UE4Editor_ClassViewer!TBaseSPMethodDelegateInstance<0,SClassViewer,0,TTypeWrapper<void> __cdecl() delegateinstancesimpl.h:317 UE4Editor_ClassViewer!TBaseSPMethodDelegateInstance<0,SClassViewer,0,void __cdecl() delegateinstancesimpl.h:424 UE4Editor_ClassViewer!TBaseDelegate<void,TSharedPtr<FClassViewerNode,0>,enum ESelectInfo::Type>::ExecuteIfBound() delegatesignatureimpl.inl:608 UE4Editor_ClassViewer!SListView<TSharedPtr<FClassViewerNode,0> >::Private_SignalSelectionChanged() slistview.h:638 UE4Editor_ClassViewer!STableRow<TSharedPtr<FString,0> >::OnMouseButtonUp() stablerow.h:449 UE4Editor_Slate!<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1>::operator() slateapplication.cpp:4891 UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1> >() slateapplication.cpp:215 UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() slateapplication.cpp:4880 UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() slateapplication.cpp:5338 UE4Editor_Slate!FSlateApplication::OnMouseUp() slateapplication.cpp:5318 UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() windowsapplication.cpp:1584 UE4Editor_Core!FWindowsApplication::DeferMessage() windowsapplication.cpp:1930 UE4Editor_Core!FWindowsApplication::ProcessMessage() windowsapplication.cpp:747 UE4Editor_Core!FWindowsApplication::AppWndProc() windowsapplication.cpp:669 user32!<Unknown> user32!<Unknown> UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() windowsplatformmisc.cpp:905 UE4Editor!FEngineLoop::Tick() launchengineloop.cpp:2788 UE4Editor!GuardedMain() launch.cpp:156 UE4Editor!GuardedMainWrapper() launchwindows.cpp:126 UE4Editor!WinMain() launchwindows.cpp:202 UE4Editor!__scrt_common_main_seh() exe_common.inl:264 kernel32!<Unknown> ntdll!<Unknown>
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| 0 |
| Component | UE - Simulation - Physics |
|---|---|
| Affects Versions | 4.12, 4.13 |
| Target Fix | 4.16 |
| Created | Aug 15, 2016 |
|---|---|
| Resolved | Mar 7, 2017 |
| Updated | Mar 9, 2017 |