errors in 3D examples

when load and compile the examples "wireframe, basicshapes-cpp, shadow-map-qml" report this:

*Starting F:\Qt5.6\Examples\Qt-5.6\qt3d\qt3d\build-wireframe-Desktop_Qt_5_6_0_MinGW_32bit-Release\release\wireframe.exe...
create: Could not initialize EGL display: error 0x3001
create: When using ANGLE, check if d3dcompiler_4x.dll is available
Problem creating accessible interface for: Window(0x22fe0c)
Make sure to deploy Qt with accessibility plugins.

*Fail the light. Starting F:\Qt5.6\Examples\Qt-5.6\qt3d\qt3d\build-basicshapes-cpp-Desktop_Qt_5_6_0_MinGW_32bit-Release\release\basicshapes-cpp.exe...
create: Could not initialize EGL display: error 0x3001
create: When using ANGLE, check if d3dcompiler_4x.dll is available
setGeometry: Unable to set geometry 1200x800+192+124 on QWidgetWindow/'QWidgetClassWindow'. Resulting geometry: 1028x750+192+124 (frame: 8, 30, 8, 8, custom margin: 0, 0, 0, 0, minimum size: 427x155, maximum size: 16777215x16777215).
Problem creating accessible interface for: Window(0x1901070)
Make sure to deploy Qt with accessibility plugins.

*Starting F:\Qt5.6\Examples\Qt-5.6\qt3d\qt3d\build-shadow-map-qml-Desktop_Qt_5_6_0_MinGW_32bit-Release\release\shadow-map-qml.exe...
create: Could not initialize EGL display: error 0x3001
create: When using ANGLE, check if d3dcompiler_4x.dll is available
setGeometry: Unable to set geometry 1600x800+8+30 on Window/''. Resulting geometry: 1028x750+8+30 (frame: 8, 30, 8, 8, custom margin: 0, 0, 0, 0, minimum size: 0x0, maximum size: 16777215x16777215).
Problem creating accessible interface for: Window(0x22fe0c)
Make sure to deploy Qt with accessibility plugins.
Qt3D.Renderer.Backend: bool Qt3DRender::Render::GraphicsContext::beginDrawing(QSurface*, const QColor&) glGetError: 1282