Oracle® Database 11g / 12c / 18c error codes EXP-00013: respond with either ''Y'', ''N'', RETURN or ''.'' to quit

EXP-00013: respond with either ''Y'', ''N'', RETURN or ''.'' to quit

Oracle Error Code: EXP-00013

Cause: An invalid response was entered.

Action: Enter any of the responses shown in the message.