26 August 2015

ORA-28040: No matching authentication protocol

R12.2.0 Upgrade with 12.1.0.2 Database rapidwiz failed


Existing DB SID validation
Existing DB SID validation has failed.
Connection to database failed.  Unable to validate the current SID

DB Version Check
DB Version Check has failed.
Not able to check the Database version. Please make sure the Database is at 11.2.0.3 or higher

Unable to connect to the database as system, incorrect password   RW-40000: Warning: Unable to establish a Database connection. Please make sure the database is up before continuing with this install. Connection string used - jdbc:oracle:thin:@r1224.muthu.com:1526:PROD

DB service_names Check
DB service_names Check has failed.
Not able to check if ebs_patch as an entry exists in Database service_names parameter.





Log file Error:


ORA-28040: No matching authentication protocol




Solution :

Set SQLNET.ALLOWED_LOGON_VERSION=8 in the oracle/network/admin/sqlnet.ora file.

Restart your database.


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