sqlmapproject/sqlmap · error · OperationalError

TDS login failed (%s)

Error message

TDS login failed (%s)

What it means

Error "TDS login failed (%s)" thrown in sqlmapproject/sqlmap.

Source

Thrown at extra/dbwire/tds.py:628

    except (socket.error, socket.timeout) as ex:
        raise OperationalError("could not connect to '%s:%s' (%s)" % (host, port, ex))

    try:
        _prelogin(sock)
        _login7(sock, user, password, database)
        handshake_done(sock)
    except (DatabaseError, InterfaceError):
        try:
            sock.close()
        except Exception:
            pass
        raise
    except Exception as ex:
        try:
            sock.close()
        except Exception:
            pass
        raise OperationalError("TDS login failed (%s)" % ex)

    return Connection(sock)

View on GitHub (pinned to 0a35b20e39)

When it happens

Trigger: Thrown at extra/dbwire/tds.py:628 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of sqlmapproject/sqlmap@0a35b20e39 (2026-08-26). Data as JSON: /api/errors/b16a3271c30b1c8e. Report an issue: GitHub.