www.ora600.nl Regards, Carel-Jan === If you think education is expensive, try ignorance. (Derek Bok) === > folks, > > and luckily user was SHUTDOWN ABORT database after make datafiles OFFLINE, > so when startup, it always try to find the missing undo file..... > this is worst case, please help me on this situation...... > > > regards > ujang > -- http://www.freelists.org/webpage/oracle-l