After installing Odp.ne, the original program on the server could not connect to Oracle 11G, and reported ORC-12154

Problem Analysis:

1, installed the odp.net after the problem;

2, the concrete performance is D:\app\Administrator\product\11.2.0 below a more folder

2.1.1, D:\app\Administrator\product\11.2.0\client_2

Workaround:

1, will D:\app\Administrator\product\11.2.0\dbhome_1\NETWORK\ADMIN the following configuration file, copy to

D:\app\Administrator\product\11.2.0\client_2\Network\Admin below.

New and better solutions:

1, the first method without the premise, in the environment variables to establish oracle_home, the path to: D:\app\Administrator\product\11.2.0\dbhome_1, save can.