How to fix the Oracle error NNO-00300: no listen addresses specified, at least one is required?
In this post, you’ll learn more about the Oracle ErrorNNO-00300: no listen addresses specified, at least one is required with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
NNO-00300: no listen addresses specified, at least one is required
Reason for the Error NNO-00300: no listen addresses specified, at least one is required
Cause: the server’s configuration is missing addresses on which to listen.
How to fix the Error NNO-00300: no listen addresses specified, at least one is required ?
You can fix this error in Oracle by following the below steps
Action: An internal error not normally visible to the user. Contact Worldwide Customer Support.
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