# Symbol not found in flat namespace (\_PyErr\_Clear) when build ParaView with python

**URL:** https://discourse.paraview.org/t/symbol-not-found-in-flat-namespace-pyerr-clear-when-build-paraview-with-python/13614
**Category:** ParaView Support
**Created:** [December 30, 2023, 5:59am UTC](https://discourse.paraview.org/t/symbol-not-found-in-flat-namespace-pyerr-clear-when-build-paraview-with-python/13614 "2023-12-30T05:59:24Z")
**Posts on this page:** 1
**Showing post:** 2

<div class="post-metadata">

### Author: ![ben.boeckel](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/b/ea5d25/32.png) [@ben.boeckel](https://discourse.paraview.org/u/ben.boeckel)
#### Post date: [January 1, 2024, 4:37pm UTC](https://discourse.paraview.org/t/symbol-not-found-in-flat-namespace-pyerr-clear-when-build-paraview-with-python/13614/2 "2024-01-01T16:37:42Z")

</div>

The binaries should have `libpython3.9.dylib` in their load commands. Do you see them if you run:

```auto
otool -l bin/paraview

```

Same with related binaries.

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_[View the full topic](https://discourse.paraview.org/t/symbol-not-found-in-flat-namespace-pyerr-clear-when-build-paraview-with-python/13614)._