AkousaSQL/databasfelFel
2200422004 — Null Value Not Allowed
A NULL value was encountered where it is not permitted.
postgresql
Visa detaljer 08001The client could not establish a connection to the database server.
The database server is not running, the hostname or port is incorrect, or a firewall is blocking the connection.
Verify the server is running and accepting connections. Check the hostname, port, and connection string. Test network connectivity and firewall rules.
-- Check PostgreSQL is running
sudo systemctl status postgresql
-- Check pg_hba.conf for connection rules22004A NULL value was encountered where it is not permitted.
P0002A SELECT INTO in PL/pgSQL returned no rows when exactly one was expected.
2D000A transaction termination command was invalid in the current context.
22008A datetime value is outside the valid range for the field.
42602An identifier name in the SQL statement is invalid.
26000The prepared statement name does not exist.