Oracle Solution for Error ora-38773

ORA-38773: cannot add data file 'string

' - file already part of database

What triggered the Error:

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'.

What should we do to fix it:

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