ORA-38773: cannot add data file '[string]' - file already part of database

Cause: The recovery step of FLASHBACK database encountered the creation of a datafile and could not create the file because the file name is already in use in the database. The control file file entry for the file is ''UNNAMEDnnnnn''.

Action: Use the ALTER DATABASE CREATE DATAFILE statement to create the file with a different name.

Error Type: ORA

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