My Oracle 7 Database installed on Unixware7 was crached and did not started up yet displaying this error messgae :
Ora-01157 cannot identify datafile 1, file not found!!!
the system dbf file is corrupted and i did not have a backup!!!
I checked permission, existence of the file, system maintenance operation without finding any strange thing.
Any idea for this disaster please?
How about the database size ? Can you pls upload datafile to dropbox/google drive? We can help you recover data from corrupted database using our tools.