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Error Opening database connection (-50) -
説明
While clicking on Maintenance | General | Generic Application test connection, the following error is raised even though valid db server name, port number and service name are entered:
Error opening database connection (-50) PS Database: XXXXXX, SQLCODE=-1, SQLDBCode=12541, SQLNrows=0, SQLErrTxt: Ora-1541 (TNS No Listener)