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Windows: TNS Listener Fails to Start or Stop Using Command Line LSNRCTL Utility (Doc ID 1390900.1)

Last updated on MARCH 31, 2022

Applies to:

Oracle Net Services - Version to [Release 10.2 to 18.1]
Microsoft Windows x64 (64-bit) - OS Version: 7
Microsoft Windows x64 (64-bit) - Version: 2008 R2
Attempting to start or administer a running listener from Windows CMD prompt fails with errors.

User can start the listener either from service MMC or when run command prompt as administrator


Starting a TNS listener from Windows command prompt (CMD) fails with error :

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

Additionally, the LSNRCTL utility fails to stop a listener that is started via the Control panel.  The following error would be displayed:

TNS-01190 The user is not authorized to execute the requested listener command

The listener starts successfully using the Control Panel services or when the command prompt is started "as administrator"



This is likely a new installation of Oracle Server software on Windows 7.   


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