ORA-01110: data file %s: '%s'
 *Cause:  Reporting file name for details of another error. The reported
          name can be of the old file if a data file move operation is
          in progress.
 *Action: See associated error message.

SQL*Plus: Release 11.2.0.2.0 Production on Mer. Janv. 2 17:16:29 2013
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
SQL> conn sys as sysdba
Enter password:
Connected.
SQL> alter database open;
alter database open
*
ERROR at line 1:
ORA-01113: file 2 needs media recovery
ORA-01110: data file 2: 'C:\ORACLEXE\APP\ORACLE\ORADATA\XE\UNDOTBS1.DBF'
SQL> recover database until cancel using backup controlfile;
ORA-00279: change 1684448 generated at 11/12/2012 18:05:59 needed for thread 1
ORA-00289: suggestion :
C:\ORACLEXE\APP\ORACLE\FAST_RECOVERY_AREA\XE\ARCHIVELOG\2012_11_12\O1_MF_1_56_8B
2CB0G3_.ARC
ORA-00280: change 1684448 for thread 1 is in sequence #56
Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
ORA-00308: cannot open archived log
'C:\ORACLEXE\APP\ORACLE\FAST_RECOVERY_AREA\XE\ARCHIVELOG\2012_11_12\O1_MF_1_56_8
B2CB0G3_.ARC'
ORA-27041: unable to open file
OSD-04002: unable to open file
O/S-Error: (OS 2) Le fichier sp┐fi┐st introuvable.
ORA-10879: error signaled in parallel recovery slave
ORA-01547: warning: RECOVER succeeded but OPEN RESETLOGS would get error below
ORA-01194: file 1 needs more recovery to be consistent
ORA-01110: data file 1: 'C:\ORACLEXE\APP\ORACLE\ORADATA\XE\SYSTEM.DBF'

SQL>