# vtkLSDynaReader, i got an error ERROR: In ../vtkExecutive.cxx, line 782

**URL:** https://discourse.vtk.org/t/vtklsdynareader-i-got-an-error-error-in-vtkexecutive-cxx-line-782/4805
**Category:** Support
**Created:** [December 11, 2020, 1:39pm UTC](https://discourse.vtk.org/t/vtklsdynareader-i-got-an-error-error-in-vtkexecutive-cxx-line-782/4805 "2020-12-11T13:39:41Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![Arvin](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/a/a88e57/32.png) [@Arvin](https://discourse.vtk.org/u/Arvin)
#### Post date: [December 11, 2020, 1:39pm UTC](https://discourse.vtk.org/t/vtklsdynareader-i-got-an-error-error-in-vtkexecutive-cxx-line-782/4805/1 "2020-12-11T13:39:41Z")

</div>

i just use a example to read the d3plot files, but i got a error

```auto
 ERROR: In C:\VTK\VTK-8.2.0\Common\ExecutionModel\vtkExecutive.cxx, line 782
vtkCompositeDataPipeline (0x354580): Algorithm vtkLSDynaReader(0x56dd10) returned failure for request: vtkInformation (0x3558f0)
  Debug: Off
  Modified Time: 99
  Reference Count: 1
  Registered Events: (none)
  Request: REQUEST_DATA
  FROM_OUTPUT_PORT: 0
  ALGORITHM_AFTER_FORWARD: 1
  FORWARD_DIRECTION: 0

```

and my code is as follow

```auto
#include <vtkSmartPointer.h>
#include <vtkLSDynaReader.h>
#include <vtkSmartPointer.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkUnstructuredGrid.h>

int main(int argc, char *argv[])
{
  // Parse command line arguments
  if(argc != 2)
    {
    std::cout << "Required arguments: Filename" << std::endl;
    return EXIT_FAILURE;
    }

  std::string filename = argv[1];

  vtkSmartPointer<vtkLSDynaReader> reader =
    vtkSmartPointer<vtkLSDynaReader>::New();
  reader->SetFileName(filename.c_str());
  reader->Update();

  // Visualize
  vtkSmartPointer<vtkPolyDataMapper> mapper =
    vtkSmartPointer<vtkPolyDataMapper>::New();
  mapper->SetInputConnection(reader->GetOutputPort());

  vtkSmartPointer<vtkActor> actor =
    vtkSmartPointer<vtkActor>::New();
  actor->SetMapper(mapper);

  vtkSmartPointer<vtkRenderer> renderer =
    vtkSmartPointer<vtkRenderer>::New();
  vtkSmartPointer<vtkRenderWindow> renderWindow =
    vtkSmartPointer<vtkRenderWindow>::New();
  renderWindow->AddRenderer(renderer);
  vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
    vtkSmartPointer<vtkRenderWindowInteractor>::New();
  renderWindowInteractor->SetRenderWindow(renderWindow);
  renderer->AddActor(actor);
  renderer->SetBackground(.3, .6, .3); // Background color green
  renderWindow->Render();
  renderWindowInteractor->Start();

  return EXIT_SUCCESS;
}

```

> **[d3plot](https://drive.google.com/file/d/1rklQxA5ieQP1EdsXxD-ueTb9rbOpFI1b/view?usp=sharing)**
>
> Google Drive file.