# only depending on vtk, use vtkmfcwindow，and setparent(HWND hwnd),crash when close

**URL:** https://discourse.vtk.org/t/only-depending-on-vtk-use-vtkmfcwindow-and-setparent-hwnd-hwnd-crash-when-close/16261
**Category:** Development
**Tags:** c, code
**Created:** [January 30, 2026, 12:22pm UTC](https://discourse.vtk.org/t/only-depending-on-vtk-use-vtkmfcwindow-and-setparent-hwnd-hwnd-crash-when-close/16261 "2026-01-30T12:22:18Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![sophia](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/s/b2d939/32.png) [@sophia](https://discourse.vtk.org/u/sophia)
#### Post date: [January 30, 2026, 12:22pm UTC](https://discourse.vtk.org/t/only-depending-on-vtk-use-vtkmfcwindow-and-setparent-hwnd-hwnd-crash-when-close/16261/1 "2026-01-30T12:22:19Z")

</div>

the stack is below:

[![image](https://discourse.vtk.org/uploads/default/original/2X/b/b900f427928d21609730423dece25b16da1602e5.png)](https://discourse.vtk.org/uploads/default/original/2X/b/b900f427928d21609730423dece25b16da1602e5.png "image")

[image1040×819 63.3 KB](https://discourse.vtk.org/uploads/default/original/2X/b/b900f427928d21609730423dece25b16da1602e5.png "image")

[![image](https://discourse.vtk.org/uploads/default/original/2X/b/b9ce09e7a98d5eefd9664f1c394346ec8db138de.png)](https://discourse.vtk.org/uploads/default/original/2X/b/b9ce09e7a98d5eefd9664f1c394346ec8db138de.png "image")