I am using Oracle 8.1.7 on win2000 AS, My database need media recovery,
But i haven't any backup.
I m in trouble bcoz the data is very important and i wanna recovery in urgent.
Database Errors are
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ORA-01172 - Recovery of thread 1 stuck set at block 191919 of file 22.
ORA-01151 - Use media recovery to recover block, Restore backup if needed.

Please help me
Write command step by step
Thanx