Karsten Hilbert <Karsten.Hilbert@xxxxxxx> writes: > I am running this delete statement via psql > DELETE FROM ref.auto_hint WHERE title = 'Kontraindikation: ACE/Sartan <-> Schwangerschaft'; Doesn't look particularly special ... > What else can I provide/test/look into ? Stack trace would be helpful, self-contained test case even better. https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend regards, tom lane