hi all
i dont have any backup how i can open my database
thanks in advance
nawaz
-------------here is story----------
SVRMGR> startup mount
ORACLE instance started.
Total System Global Area 84121628 bytes
Fixed Size 75804 bytes
Variable Size 57024512 bytes
Database Buffers 26943488 bytes
Redo Buffers 77824 bytes
Database mounted.
SVRMGR> alter database open
2> ;
alter database open
*
ORA-01122: database file 8 failed verification check
ORA-01110: data file 8: 'D:\DATA\MAINMTR01.DBF'
ORA-01207: file is more recent than controlfile - old controlfile