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Windows: TNS-12557 - TNSListener Fails To Start after Oracle Enterprise Manager GRID Installed (Doc ID 311399.1)

Last updated on FEBRUARY 26, 2019

Applies to:

Oracle Net Services - Version 10.1.0.3.0 to 10.2.0.3.0 [Release 10.1 to 10.2]
Microsoft Windows x64 (64-bit)
Microsoft Windows
TNSlistener fails to startup

Symptoms

 

TNSListener fails to startup.
Errors include

TNS-12557: TNS:protocol adapter not loadable
TNS-12560: TNS:protocol adapter error
TNS-527: Protocol Adapter not loadable

Also seen with

Failed to start service, error 997.
TNS-12560: TNS:protocol adapter error
TNS-00530: Protocol adapter error

Changes

Oracle Enterprise Manager Grid Control installed

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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