Let’s have look at the post of error’s solving steps. ORA-00257: archiver error. Connect internal only, until freed Or ORA-16020: fewer destinations available than specified by LOG_ARCHIVE_MIN_SUCCEED_DEST Symptoms: A user cannot connect to the database. SQL> conn user/password ORA-00257: archiver error. Connect internal only, until freed. SQL> archive log all; ORA-16020: fewer destinations available than specified by LOG_ARCHIVE_MIN_SUCCEED_DEST […]