Windows: TNS Listener Startup Fails with TNS-12560 (Doc ID 948094.1)

Last updated on SEPTEMBER 30, 2016

Applies to:

Oracle Net Services - Version 10.2.0.4 to 11.2.0.4 [Release 10.2 to 11.2]
Oracle Net Services - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]
Microsoft Windows x64 (64-bit)
Microsoft Windows (32-bit)
Microsoft Windows Server 2008 (32-bit)Microsoft Windows Server 2008 (64-bit Itanium)Microsoft Windows Server 2008 x64 (AMD64/EM64T) Microsoft Windows 2012(AMD64/EM64T)


Symptoms

TNS listener fails to startup :
Erroring with

LSNRCTL> start
Starting tnslsnr: please wait...

TNS-12560: TNS:protocol adapter error
TNS-00530: Protocol adapter error


Oracle Net Listener trace fails to produce a listener trace file.
No entry is made to the listener.log file


Changes

New installation of Oracle on Windows.

Cause

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