ora-00706: error changing format of file '%s'

Cause: An attempt to change the block0 format of the specified file failed because the file is read-only or offline.
Action: Make the file read-write or bring the file online and set the BLK0_FMTCHG event.

error al cambiar el formato del archivo '%s'
erreur lors la modification du format du fichier '%s'
Fehler beim Ändern des Formats von Datei '%s'
erro na alteração do formato do ficheiro '%s'
ora-02349 ora-13354