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How to Fix \"Error-Attempt by method \'X.set_DbConnection(System.Data.Common.DbConnection)\' to access method \'Y.get_Settings()\' failed\" in Entity Framework?

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2024-11-04 14:45:02853browse

How to Fix

Resolving "Error-Attempt by method 'X.set_DbConnection(System.Data.Common.DbConnection)' to access method 'Y.get_Settings()' failed" in an Entity Framework Application

An error occurred in a console application utilizing EntityFramework 6.2, MySql.Data 8.0.11, and MySql.Data.Entity 6.10.7 for database connectivity. The error reads: "Attempt by method 'MySql.Data.Entity.EFMySqlCommand.set_DbConnection(System.Data.Common.DbConnection)' to access method 'MySql.Data.MySqlClient.MySqlConnection.get_Settings()' failed."

Root Cause:

The error arises due to an incompatibility between the installed versions of MySql.Data and MySql.Data.Entity.

Solution:

To resolve this issue, uninstall MySql.Data.Entity 6.10.7 and replace it with the compatible version, MySql.Data.EntityFramework.

Installation Instructions:

  1. Open Package Manager Console in Visual Studio.
  2. Uninstall MySql.Data.Entity: Uninstall-Package MySql.Data.Entity
  3. Install MySql.Data.EntityFramework: Install-Package MySql.Data.EntityFramework

Additional Notes:

  • Oracle has renamed the package to MySql.Data.EntityFramework for version 8.x.
  • This solution applies specifically to the versions mentioned in the question. Other versions may require different resolutions.

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