ORA-19804: cannotreclaim string bytesdisk space from string limit Cause: Oracle cannot reclaim disk space of specified bytesfrom the DB_
RECOVERY_FILE_DEST_SIZE limit. Action: Thereare five possible solutions: 1) Take frequent backup of recovery area
using RMAN. 2) Consider changing RMAN retention policy. 3) Consider changing
RMAN archived log deletion policy. 4) Add disk space and increase DB_
RECOVERY_FILE_DEST_SIZE. 5) Delete files from recovery area using RMAN.