When I used vtk in qt, there was an error like this.
Generic Warning: In vtkOpenGLState.cxx, line 57
Error in cache state for GL_DEPTH_WRITEMASK
Generic Warning: In vtkOpenGLState.cxx, line 263
at stack loc
at vtksys::SystemInformationImplementation::GetProgramStack in D:\download\vtk\VTK-9.3.1\Utilities\KWSys\vtksys\SystemInformation.cxx line 3987
at vtksys::SystemInformation::GetProgramStack in D:\download\vtk\VTK-9.3.1\Utilities\KWSys\vtksys\SystemInformation.cxx line 829
at vtkOpenGLState::CheckState in D:\download\vtk\VTK-9.3.1\Rendering\OpenGL2\vtkOpenGLState.cxx line 262
at vtkOpenGLState::vtkglViewport in D:\download\vtk\VTK-9.3.1\Rendering\OpenGL2\vtkOpenGLState.cxx line 929
at vtkOpenGLCamera::Render in D:\download\vtk\VTK-9.3.1\Rendering\OpenGL2\vtkOpenGLCamera.cxx line 51
at vtkRenderer::UpdateCamera in D:\download\vtk\VTK-9.3.1\Rendering\Core\vtkRenderer.cxx line 481
at vtkOpenGLRenderer::DeviceRender in D:\download\vtk\VTK-9.3.1\Rendering\OpenGL2\vtkOpenGLRenderer.cxx line 288
at vtkRenderer::Render in D:\download\vtk\VTK-9.3.1\Rendering\Core\vtkRenderer.cxx line 374
at vtkRendererCollection::Render in D:\download\vtk\VTK-9.3.1\Rendering\Core\vtkRendererCollection.cxx line 40
at pcl::visualization::PCLVisualizer::addModelFromPLYFile
at vtkInteractorStyle::ProcessEvents in D:\download\vtk\VTK-9.3.1\Rendering\Core\vtkInteractorStyle.cxx line 1074
at vtkCallbackCommand::Execute in D:\download\vtk\VTK-9.3.1\Common\Core\vtkCallbackCommand.cxx line 30
at vtkSubjectHelper::InvokeEvent in D:\download\vtk\VTK-9.3.1\Common\Core\vtkObject.cxx line 592
at vtkObject::InvokeEvent in D:\download\vtk\VTK-9.3.1\Common\Core\vtkObject.cxx line 807
at QVTKInteractor::TimerEvent in D:\download\vtk\VTK-9.3.1\GUISupport\Qt\QVTKInteractor.cxx line 198
at QVTKInteractorInternal::TimerEvent in D:\download\vtk\VTK-9.3.1\GUISupport\Qt\QVTKInteractor.cxx line 57
at QtPrivate::FunctorCall<QtPrivate::IndexesList<0>,QtPrivate::List<int>,void,void (__cdecl QVTKInteractorInternal::*)(int)>::call in D:\App\tools\Qt\6.7.3\msvc2022_64\include\QtCore\qobjectdefs_impl.h line 145
at QtPrivate::FunctionPointer<void (__cdecl QVTKInteractorInternal::*)(int)>::call<QtPrivate::List<int>,void> in D:\App\tools\Qt\6.7.3\msvc2022_64\include\QtCore\qobjectdefs_impl.h line 182
at QtPrivate::QCallableObject<void (__cdecl QVTKInteractorInternal::*)(int),QtPrivate::List<int>,void>::impl in D:\App\tools\Qt\6.7.3\msvc2022_64\include\QtCore\qobjectdefs_impl.h line 553
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QLineEdit::`default constructor closure'
at QLineEdit::`default constructor closure'
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QLineEdit::`default constructor closure'
at QLineEdit::`default constructor closure'
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QTextCharFormat::setFontLetterSpacingType
at QFileInfo::filePath
at QTextCharFormat::setFontLetterSpacingType
at QFileInfo::filePath
at QFileInfo::filePath
at QFileInfo::filePath
at QTextCharFormat::setFontLetterSpacingType
at QLineEdit::`default constructor closure'
at main in D:\Study\Qt\PCL_dao\main.cpp line 23
at qtEntryPoint in C:\Users\qt\work\qt\qtbase\src\entrypoint\qtentrypoint_win.cpp line 45
at WinMain in C:\Users\qt\work\qt\qtbase\src\entrypoint\qtentrypoint_win.cpp line 64
at invoke_main in D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl line 107
at __scrt_common_main_seh in D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl line 288
at __scrt_common_main in D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl line 331
at WinMainCRTStartup in D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_winmain.cpp line 17
at BaseThreadInitThunk
at RtlUserThreadStart
Meanwhile, the FPS is 0. How can I solve it?