IT Tutorial IT Tutorial | Oracle DBA | SQL Server, Goldengate, Exadata, Big Data, Data ScienceTutorial

Tag Archives: oracle 19c ora-28040: no matching authentication protocol

ORA-28040: No matching authentication protocol

Mehmet Salih Deveci March 1, 2019 ORA-ERRORS 10

You can get ” ORA-28040: No matching authentication protocol ” error because of Oracle Client incompatibility when you upgrade Oracle database from 11g to 12c or Oracle 18c, 19c,