Discoverer 11g When Connecting to Desktop/Administrator Error: "Failed to connect to database - ORA-12557: TNS: protocol adapter not loadable"
(Doc ID 2134398.1)
Last updated on SEPTEMBER 27, 2021
Applies to:Oracle Discoverer - Version 188.8.131.52.0 and later
Information in this document applies to any platform.
On 184.108.40.206.0 version of Discoverer Desktop/Administrator, when attempting to connect, the following error occurs:
For example -
"Unable to connect to: <user>:@<SID>
Failed to connect to database - ORA-12557: TNS: protocol adapter not loadable"
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