Exception importing PyQt5.QtWidgets and others

[Phil Thompson]

On 08/01/2024 12:50, ullix wrote:
> I get this traceback on Exception when importing:
> 
> Traceback (most recent call last):
>   File "/home/ullix/geigerlog/geigerlog/gsup_utils.py", line 185, in 
> <module>
> from PyQt5.QtWidgets import *
> ImportError:
> /home/ullix/geigerlog/geigerlog/venvGL67/lib/python3.10/site-packages/PyQt5/QtWidgets.abi3.so:
> undefined symbol: _ZdlPvm, version Qt_5
> 
> I have this version installed in a venv:
> Module: PyQt5                  Installed Version: 5.15.10
> 
> I downgraded the version to .9, .8. .7, .6, .5, .4, .3 and all failed
> in the same way (QtWidgets.abi3.so: undefined symbol: _ZdlPvm, version
> Qt_5)
> 
> In the older versions 5.15.2,  .1,  .0 it worked ok.
> 
> 
> Also tried other imports and it failed:
> import PyQt5.QtCore
> ImportError:
> /home/ullix/geigerlog/geigerlog/venvGL67/lib/python3.10/site-packages/PyQt5/QtCore.abi3.so:
> undefined symbol: _ZdlPvm, version Qt_5
> 
> While this again worked-on up to  15.5.2 but not on later versions.
> 
> 
> Further, I tried:
> importPyQt5
> 
> and at least this import worked on all versions from 15.5.0 to 15.5.10
> ullix
> $ lsb_release -a No LSB modules are available. Distributor ID:
> Linuxmint Description: Linux Mint 21.2 Release: 21.2 Codename:
> victoria
> $ uname -a Linux urkam 5.15.0-91-generic #101-Ubuntu SMP Tue Nov 14
> 13:30:08 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

I suspect that this is because your version of GLIBC is too old for 
later versions of Qt5.

Phil