The solution is:
- Switch to x86 instead of x64 in VS
- Remove Oracle.ManagedDataAccess.Client
- Install System.Data.OracleClient
- Update HomeController.cs with System.Data.OracleClient usage
Connection string is
"OracleConnection": "Data Source=113.44.31.151:1521/SID;User Id=USR1;Password=PASSw2;Pooling=true;"