ORA-12541: TNS:no Listener when using UTL_HTTP
(Doc ID 2198047.1)
Last updated on JANUARY 31, 2020
Applies to:Oracle Net Services - Version 188.8.131.52 and later
Information in this document applies to any platform.
When connecting via the TNS Listener, and then running a basic UTL_HTTP query, the query fails with an ORA-12541 "no listener"
This is despite the fact that the listener is up and running on the Database Server and has no issues with SQL*Plus connections.
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