ORA-12154 Received for Database Links after RMAN Backup (Doc ID 844392.1)

Last updated on SEPTEMBER 26, 2011

Applies to:

Oracle Net Services - Version: 9.2.0.1 to 11.1.0.7.0 - Release: 9.2 to 11.1
Information in this document applies to any platform.

Symptoms

A database link works fine until the RMAN runs a scheduled weekly backup.
After the backup the database link receives the following error:
ORA-12154: TNS:could not resolve the connect identifier specified

Bouncing the database solves the situation but is not desired.

Cause

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