ORA-19812: cannot use string without DB_RECOVERY_FILE_DEST
Cause: There are three possible cause for this error: 1) The indicated parameter was in use when no DB_RECOVERY_FILE_DEST parameter was encountered while fetching the initialization parameter. 2) An attempt was made to set indicated the parameter with the ALTER SYSTEM command when no DB_RECOVERY_FILE_DEST was in use. 3) An attempt was made to clear DB_RECOVERY_FILE_DEST with the ALTER SYSTEM command when the indicated parameter was in use
Action: Eliminate any incompatible parameter definitions
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