User problem
My Oracle 7 Database installed on Unixware7 was crashed and did not started up yet displaying this error message:
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?
Feedback
How about the database size? Can you Please upload datafile to dropbox/google drive? We can help you recover data from corrupted database using our tool prm-dul.
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