creating a duplicate database from an RMAN disk backup from a physical standby database
Starting Duplicate Db at 18-MAR-10
released channel: C1
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of Duplicate Db command at 03/18/2010 17:19:43
RMAN-05513: Cannot duplicate, controlfile is not current or backup
RMAN> **end-of-file**