Oracle® Database 11g / 12c / 18c error codes ORA-12208: TNS:could not find the TNSNAV.ORA file

ORA-12208: TNS:could not find the TNSNAV.ORA file

Oracle Error Code: ORA-12208

Cause: Either the ORACLE environment is not set up correctly, or the TNSNAV.ORA file is not present.

Action: Ensure that the ORACLE environment is set up appropriately on your platform and that a TNSNAV.ORA file is present.