My Oracle Support Banner

Known issues with RMAN DUPLICATE FROM ACTIVE DATABASE (Doc ID 1366290.1)

Last updated on SEPTEMBER 29, 2020

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.


Active database duplication copies the live target database over the network to the auxiliary destination and then creates the duplicate database.Only difference is that you don't need to have the pre-existing RMAN backups and copies.
See for more details on this :
     <Note 452868.1> RMAN 'Duplicate From Active Database' Feature in 11G
     <Note 369644.1> Frequently Asked Questions about Restoring Or Duplicating Between Different Versions And Platforms

The current document describes a list of known issues which can occur during this DUPLICATE FROM ACTIVE DATABASE

Errors like One list below  during the active duplicate and Many more

ORA-17627 ORA-1031
ORA-17627 ORA-01041 ORA-03113
ORA-17627 ORA-12543
ORA-17627 ORA-12154
ORA-19505 ORA-27037 OR RMAN-10038
ORA-65500: could not modify DB_UNIQUE_NAME
RMAN-06053 RMAN-06025


Troubleshooting Steps

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
Troubleshooting Steps
 Please ensure tnsalias for both target and auxiliary instance must exist in both Source and Destination database tnsnames.ora
 1) ORA-17629: Cannot connect to the remote database server
 2) ORA-17627: ORA-01017: invalid username/password; logon denied
 3) ORA-17627: ORA-1031: insufficient privileges
 4) ORA-17627: ORA-12154: Tns:Could Not Resolve connect identifier specified
 5) ORA-17627: ORA-01041: internal error. hostdef extension doesn't exist
 6) ORA-17629: ORA-17627: ORA-12543: TNS:destination host unreachable
 7) ORA-27037 OR RMAN-10038 Using SCAN Listener
 8) ORA-65500 could not modify DB_UNIQUE_NAME, resource exists
 9) RMAN Active Duplicate from standby as target (ADG) fails with RMAN-06053 RMAN-06025
 99) Additional debugging and tracing

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.