How to fix the Oracle error ORA-19804: cannot reclaim string bytes disk space from string limit?

In this post, you’ll learn more about the Oracle ErrorORA-19804: cannot reclaim string bytes disk space from string limit with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19804: cannot reclaim string bytes disk space from string limit

Reason for the Error ORA-19804: cannot reclaim string bytes disk space from string limit

Oracle cannot reclaim disk space of specified bytes from the DB_RECOVERY_FILE_DEST_SIZE limit.

How to fix the Error ORA-19804: cannot reclaim string bytes disk space from string limit ?

You can fix this error in Oracle by following the below steps

There are 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.