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OracleException: The provider is not compatible with the version of Oracle client My solution is in .net framework 4.7.2. I use Oracle.DataAccess.dll version 2.102.2.20. Thanks
The ODP.NET version you are using is 10.2 and designed for .NET FW 2.x or 3.x. If you can migrate to the latest Oracle.ManagedDataAccess on NuGet Gallery. The latest version is backwards compatible with Oracle DB 11.2. https://www.nuget.org/packages/Oracle.ManagedDataAccess
