New Connections to the Database lead to ORA-12518 or TNS-12518
(Doc ID 340089.1)
Last updated on OCTOBER 20, 2019
Applies to:Oracle Net Services - Version 22.214.171.124 and later
Information in this document applies to any platform.
***Checked for relevance on 1-OCT-2014***
Database may be configured as DEDICATED or Shared Server (MTS).
* ORA-12518 errors in the listener log when new users are connecting to the Database. Example is as follows:
TNS-12547: TNS:lost contact
TNS-12560: TNS:protocol adapter error
TNS-00517: Lost contact
IBM/AIX RISC System/6000 Error: 32: Broken pipe
This is an intermittent problem that would likely occur at peak database usage times.
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