On Fri, Dec 18, 2009 at 6:17 PM, Manmohan Jalsingh <mjalsingh@xxxxxxxxx> wrote: > Hi , > > Has anyone used this feature (in version 11.1.0.7) successfully to clone a > database between two servers which uses different ASM > diskgroups. I am trying to create a clone using following rman script which > is failing during restore. Oracle support told > me that RMAN first creates a copy backup of the primary database on **source > server** and then transfer it to target to build the clone copy. > Is that correct? Why it needs to create a copy on source ? > Hi, Probably you have hit a Oracle bug - see my blog post http://oracleprof.blogspot.com/2009/07/rman-backup-from-active-database.html If you are doing a active copy between ASM groups - ASM groups have to have this same names - don't ask why ;) regards, Marcin Przepiorowski http://oracleprof.blogspot.com -- //www.freelists.org/webpage/oracle-l