I haven’t quite figured out what the problem is. . .but my game crashes during the paint method. The call stack below is a little excessive for painting so few widgets:
UE4Editor-Slate.dll!SButton::OnPaint(...) Line 74 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SConstraintCanvas::OnPaint(...) Line 192 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren(...) Line 44 C++
UE4Editor-SlateCore.dll!SPanel::OnPaint(...) Line 19 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SOverlay::OnPaint(...) Line 100 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren(...) Line 44 C++
UE4Editor-SlateCore.dll!SPanel::OnPaint(...) Line 19 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint(...) Line 25 C++
UE4Editor-Slate.dll!SScrollBox::OnPaint(...) Line 917 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SConstraintCanvas::OnPaint(...) Line 192 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SConstraintCanvas::OnPaint(...) Line 192 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SConstraintCanvas::OnPaint(...) Line 192 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint(...) Line 25 C++
UE4Editor-UMG.dll!SObjectWidget::OnPaint(...) Line 71 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SConstraintCanvas::OnPaint(...) Line 192 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SOverlay::OnPaint(...) Line 100 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SOverlay::OnPaint(...) Line 100 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren(...) Line 44 C++
UE4Editor-SlateCore.dll!SPanel::OnPaint(...) Line 19 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-Slate.dll!SScissorRectBox::OnPaint(...) Line 66 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint(...) Line 25 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint(...) Line 25 C++
UE4Editor-Slate.dll!SViewport::OnPaint(...) Line 114 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren(...) Line 44 C++
UE4Editor-SlateCore.dll!SPanel::OnPaint(...) Line 19 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SPanel::PaintArrangedChildren(...) Line 44 C++
UE4Editor-SlateCore.dll!SPanel::OnPaint(...) Line 19 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SOverlay::OnPaint(...) Line 100 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SCompoundWidget::OnPaint(...) Line 25 C++
UE4Editor-SlateCore.dll!SWidget::Paint(...) Line 669 C++
UE4Editor-SlateCore.dll!SWindow::PaintWindow(...) Line 1688 C++
UE4Editor-Slate.dll!FSlateApplication::DrawWindowAndChildren(...) Line 996 C++
UE4Editor-Slate.dll!FSlateApplication::PrivateDrawWindows(...) Line 1225 C++
UE4Editor-Slate.dll!FSlateApplication::DrawWindows() Line 957 C++
UE4Editor-Slate.dll!FSlateApplication::TickApplication(float DeltaTime) Line 1543 C++
UE4Editor-Slate.dll!FSlateApplication::Tick() Line 1335 C++
UE4Editor.exe!FEngineLoop::Tick() Line 2679 C++
UE4Editor.exe!GuardedMain(const wchar_t * CmdLine, HINSTANCE__ * hInInstance, HINSTANCE__ * hPrevInstance, int nCmdShow) Line 142 C++
UE4Editor.exe!WinMain(HINSTANCE__ * hInInstance, HINSTANCE__ * hPrevInstance, char * __formal, int nCmdShow) Line 189 C++