Hello i have been working on a personnal project, and i have been using docker and Psycopg2 for the first time. I deployed a PostGreSQL Server on docker, i'm trying to connect to it using a python script (With the objectiv to use some Airflow DAGs in the future) Issue i get is always the same error whatever i do when trying to connect to the database. Python Code is very simple : import psycopg2 conn = psycopg2.connect( dbname="testdb", user="user", password="pass", host="localhost", port=5432 ) conn.close() Always get the same issue : conn = _connect(dsn, connection_factory=connection_factory, **kwasync) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ UnicodeDecodeError: 'utf-8' codec can't decode byte 0xe9 in position 103: invalid continuation byte Checked every parameters, for non utf-8 caracthers but havent found anything also looked everywhere but not any solution is fixing this error message. Postgres is in UTF8 as expected Edit : I run this on windows Continue reading...