Oracle : Ошибка ORA-19734

"wrong creation SCN - control file expects converted plugged-in datafile"
*Cause: When a tablespace is plugged into a database, the tablespace is
initially read-only. Oracle converts the header of the
plugged-in datafiles (assign them a new creation SCN) when
the tablespace is first made read-write. This error occurs
when the creation SCN in the file header is different from the
creation SCN in the control file, possibly because this is the
initial version of plugged-in datafile.
*Action: Either restore the converted datafile or continue recovering the

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