All you can do is re-run it and make sure you dont delete the archive logs generated during the process. I have run into this before, I just turned off the incremental archivelog backups that normally run during the duplicate process. On Thu, Feb 6, 2014 at 8:33 AM, Outsider <mufc01666@xxxxxxxxx> wrote: > Dear all, > > I want to create Data guard physical standby but some of archive log are > deleted from primary so my active database duplication failing. I tried to > restore from backup but I can't.... > > log from duplication > -------------------------------------------------------------------- > unable to find archived log > archived log thread=2 sequence=4279 > Oracle Error: > ORA-01547: warning: RECOVER succeeded but OPEN RESETLOGS would get error > below > ORA-01152: file 1 was not restored from a sufficiently old backup > ORA-01110: data file 1: '+DATA/tosprddgd/datafile/system.312.838742663' > > RMAN-00571: =========================================================== > RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== > RMAN-00571: =========================================================== > RMAN-03002: failure of Duplicate Db command at 02/06/2014 13:09:09 > RMAN-05501: aborting duplication of target database > RMAN-03015: error occurred in stored script Memory Script > RMAN-06054: media recovery requesting unknown archived log for thread 2 > with sequence 4279 and starting SCN of 216548454 > -------------------------------------------------------------------------- > is there any workaround , please help. > > thanks > > *-----------------* > *Tiran* > > *Best Regards Stay in touch...* > -- Andrew W. Kerber 'If at first you dont succeed, dont take up skydiving.'