[Python] GDAL in virtual environment vs PostgresSQL 11

I created a virtual python environment and installed the GDAL-Wheel into it:

When I run my python-program I get the following message:

ERROR 1: PROJ: proj_identify: C:\Program Files\PostgreSQL\11\share\contrib\postgis-3.2\proj\proj.db contains DATABASE.LAYOUT.VERSION.MINOR = 0 whereas a number >= 2 is expected.


It comes from another PROJ installation.

I have also installed postgresSQL 11 on my machine.

Seems GDAL-Wheel and PostgresSQL 11 interfere /disturb each other?

the GDAL-wheel is from: https://www.lfd.uci.edu/~gohlke/pythonlibs/

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