EM 12c : Standby Database Creation from EM Fails at "Duplicate Database" step with "ORA-03135: connection lost contact" (Doc ID 2171164.1)

Last updated on SEPTEMBER 06, 2016

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.2.0 and later
Information in this document applies to any platform.

Symptoms

Standby database is being created from EM and the job fails at the "Duplicate Database" step with the below error:

sql statement: alter system archive log current 
contents of Memory Script:
 {
  switch clone datafile all;
 }
 executing Memory Script
 
 RMAN-00571: ===========================================================
 RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
 RMAN-00571: ===========================================================
 RMAN-03002: failure of Duplicate Db command at 08/01/2016 08:47:55
 RMAN-03015: error occurred in stored script Memory Script
 RMAN-06136: ORACLE error from auxiliary database: ORA-03135: connection lost contact
 Process ID: 56142
 Session ID: 424 Serial number: 9
  
 
 RMAN> EXIT;
 
 Recovery Manager complete.


Rest of the steps in the job complete successfully.
The errors occur when creating a standby database for a large database. Standby creation for a small database completes fine without any errors.

Cause

Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms