ORA-16020

Error: ORA-16020: less destinations available than specified by LOG_ARCHIVE_MIN_SUCCEED_DEST

Causa: With automatic archiving enabled, the number of archive log destinations that could be used for the database was less than the LOG_ARCHIVE_MIN_SUCCEED_DEST parameter value.

Acción: Either adjust the settings of the log archive destination parameters, or lower the value of LOG_ARCHIVE_MIN_SUCCEED_DEST.