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Oracle Troubleshooting

TNS-01169: The listener has not recognised the password


When trying to perform some action on the listener (such as enabling tracing) the following error is generated:

TNS-01169: The listener has not recognised the password


This is a security feature. Either no password has been supplied or the password is incorrect. The attempted operation is restricted and only intended for use by DBAs.


Specify the necessary password. Assuming the 'lsnrctl' is being run then the the syntax for this is:

set password <pwd>

This page represents one page of many pages of notes I made whilst working with Oracle 7 through to 10i. I now no longer work with Oracle databases, but hope that these notes will continue to be of benefit to others.

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