Troubleshooting Guide for ORA-12545 / TNS-12545 Connect failed because target host or object does not exist
(Doc ID 553328.1)
Last updated on OCTOBER 05, 2019
Oracle Database Cloud Schema Service - Version N/A and later Oracle Database Exadata Cloud Machine - Version N/A and later Oracle Cloud Infrastructure - Database Service - Version N/A and later Oracle Database Backup Service - Version N/A and later Oracle Database Cloud Exadata Service - Version N/A and later Information in this document applies to any platform.
Aids in explaining, diagnosing and resolving the TNS-12545 error or 'host or object does not exist'. This is an error that typically occurs when a hostname is not resolveable to Oracle.
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