MGW_AGENT: mgw extproc connections fail with ORA-12537 and TNS-12518 reported in Listener log
(Doc ID 2362132.1)
Last updated on FEBRUARY 12, 2020
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 to 22.214.171.124 [Release 12.1 to 12.2]
Oracle Net Services - Version 126.96.36.199 to 188.8.131.52 [Release 12.1 to 12.2]
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
Running an Oracle Messaging Gateway Agent (mgw_agent) out of a 184.108.40.206 Database.
Using an Oracle Grid structure but single (standalone).
Upgrade was done for the GRID Home 220.127.116.11 to 18.104.22.168 but not the Database or Listener.
Tnsnames.ora file contains:
This was triggered by the GRID being upgraded from 22.214.171.124 to 126.96.36.199 but not the Database Home.
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