Hi all just to close the post and let you know: it was the antivirus (McAfee). Now I have to see how to create an exception on this folder, because of course I would keep the antivirus running. Thanks Alban for the hint. Regards -- View this message in context: http://postgresql.1045698.n5.nabble.com/pgstat-wait-timeout-permission-denied-tp5713236p5713509.html Sent from the PostgreSQL - general mailing list archive at Nabble.com. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general