"Oracle" "System.Exception:System.Data.OracleClient requires Oracle client software version 8.1.7 or later. "Solution

My computer is WIN10, 64-bit. Problem title, on the internet to find a lot of ways have not done well, as follows:

1. Set the "read/write" permission for the "Authenticated users" user to the Oracle directory

2. IIS Web site physical path credentials add Windows users

Finally, the following steps are taken to resolve the issue:

Add "Product\11.2.0\client_1\bin" to the Windows global variable-path.

"Oracle" "System.Exception:System.Data.OracleClient requires Oracle client software version 8.1.7 or later. "Solution