ORA-16022: LOG_ARCHIVE_DEST cannot be NULL because LOG_ARCHIVE_ DUPLEX_DEST is non-NULL

ORA-16022: LOG_ARCHIVE_DEST cannot be NULL because LOG_ARCHIVE_ DUPLEX_DEST is non-NULL

Cause: An attempt was made to change parameter LOG_ARCHIVE_DEST to NULL when parameter LOG_ARCHIVE_DUPLEX_DEST is non-NULL.

Action: Either set parameter LOG_ARCHIVE_DEST to a non-NULL value, or set parameter LOG_ARCHIVE_DUPLEX_DEST to a NULL value.