# 'pqApplicationCore.h' file not found

**URL:** https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741
**Category:** ParaView Support
**Created:** [March 28, 2023, 6:25pm UTC](https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741 "2023-03-28T18:25:36Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Muhammad\_Saad\_Atique](https://discourse.paraview.org/user_avatar/discourse.paraview.org/muhammad_saad_atique/32/11159_2.png) [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)
#### Post date: [March 28, 2023, 6:25pm UTC](https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741/1 "2023-03-28T18:25:36Z")

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Hi built the Paraview from source, but I could not find any pq (e.g. pqApplicationCore.h’ file in my build folder.  
I was looking for it in paraview\_build/Qt/Core folder.

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<div class="post-metadata">

### Author: ![Muhammad\_Saad\_Atique](https://discourse.paraview.org/user_avatar/discourse.paraview.org/muhammad_saad_atique/32/11159_2.png) [@Muhammad\_Saad\_Atique](https://discourse.paraview.org/u/Muhammad_Saad_Atique)
#### Post date: [April 3, 2023, 2:37am UTC](https://discourse.paraview.org/t/pqapplicationcore-h-file-not-found/11741/2 "2023-04-03T02:37:40Z")

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resolved the issue by running ninja install instead of just ninja