It would be helpful to know WHICH release of Oracle is throwing this error. David Fitzjarrell ________________________________ From: Prabhu Krishnaswamy <prabhu_adam@xxxxxxxxxxx> To: oracle-l@xxxxxxxxxxxxx Sent: Tuesday, November 27, 2012 10:30 PM Subject: ORA-19899: missing incarnation information Lists We are getting the below error for new P246/P246b dataguard setup after creating from cold backup, please suggest me for the error. Managed Standby Recovery not using Real Time Apply MRP0: Background Media Recovery waiting for ancestor incarnations of recovery target to be registered Errors in file /OTM/u100/oracle/diag/rdbms/p246b/P246b/trace/P246b_pr00_38422.trc: ORA-19899: missing incarnation information Slave exiting with ORA-19899 exception Errors in file /OTM/u100/oracle/diag/rdbms/p246b/P246b/trace/P246b_pr00_38422.trc: ORA-19899: missing incarnation information Recovery Slave PR00 previously exited with exception 19899 Thank you, Prabhu Mobile: +1-201-574-6067 email: pkrishnaswamy@xxxxxxx -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l