Environment is a Windows Server 2012 r2 x64 to install Oracle Database 11 g Release 11.2.0.1.0-64 - bit Production a program (with DBHome same computer) Oracle ODBC connections, use for Oracle with a Microsoft ODBC driver, a normal connection.

Yesterday, suddenly found that The program cannot be connected to The Oracle, screening and found Microsoft ODBC for Oracle driven ` drive new DNS will be prompted with this problem, The Oracle client (tm) and networking components were not found

Help!!!!!

CodePudding user response:

Ooracle client installed on your machine? At the wrong generally is the client's problem,
Second, check tnsnames. Ora configuration is OK,

CodePudding user response:

The difference is better with oracle