文档解释
ORA-19801: initialization parameter DB_RECOVERY_FILE_DEST is not set
Cause: An attempt was made to create a file in DB_RECOVERY_FILE_DEST when DB_RECOVERY_FILE_DEST was not set. There are number of possible causes of this error, including: 1) A LOG_ARCHIVE_DEST_n parameter was specified using a LOCATION attribute whose value was DB_RECOVERY_FILE_DEST and an archived log file creation was attempted. 2) STANDBY_ARCHIVE_DEST parameter was specified using a LOCATION attribute whose value was DB_RECOVERY_FILE_DEST and an archived log file creation was attempted.
Action: Specify a valid destination for DB_RECOVERY_FILE_DEST in initialization parameter file or with the ALTER SYSTEM SET command.
