Sometimes You can get “TNS-12500: TNS:listener failed to start a dedicated server process ” error.
Details of error are as follows.
TNS-12500: TNS:listener failed to start a dedicated server process
If you got this error, it means Operating system is physically out of resources ( RAM and CPU )
Or Ensure that the ORACLE environment is specified correctly in LISTENER.ORA. The Oracle Protocol Adapter that is being called may not be installed on the local hard drive
Do you want to learn more details about RMAN, then read the following articles.
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