MGW_AGENT: mgw extproc connections fail with ORA-12537 and TNS-12518 reported in Listener log
(Doc ID 2362132.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 12.1 to 12.2]
Oracle Net Services - Version 220.127.116.11 to 18.104.22.168 [Release 12.1 to 12.2]
Information in this document applies to any platform.
Running an Oracle Messaging Gateway Agent (mgw_agent) out of a 22.214.171.124 Database.
Using an Oracle Grid structure but single (standalone).
Upgrade was done for the GRID Home 126.96.36.199 to 188.8.131.52 but not the Database or Listener.
Tnsnames.ora file contains:
This was triggered by the GRID being upgraded from 184.108.40.206 to 220.127.116.11 but not the Database Home.
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