ORA-12520: Listeners Running on VIP Address in 10g or Newer RAC
(Doc ID 342419.1)
Last updated on MARCH 31, 2022
Applies to:
Oracle Net Services - Version 10.1.0.3.0 to 11.1.0.7.0 [Release 10.1 to 11.1]Information in this document applies to any platform.
This issue is limited to 10g through 11.1.0.7. The issue described here is fixed in 11.2.
Symptoms
The REMOTE_LISTENER parameter is set to an alias which is defined in the Tnsnames.ora file on both the nodes.
In the Tnsnames.ora file , the hostname is defined with proper domain name.
The IP / VIP and hostname are properly defined in the /etc/hosts file on both nodes.
On the server when trying to log on to database using SQL*Plus, you see the following error:
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |