An error occurred creating the configuration section handler for system.data: Column 'InvariantName' is constrained to be unique. Value 'MySql.Data.MySqlClient' is already present. (C:\Windows\Microsoft.NET\Framework\v4.0.30319\Config\machine.config line

Ramandeep Kaur 20 Reputation points
2024-06-21T14:07:12.95+00:00

An error occurred creating the configuration section handler for system.data: Column 'InvariantName' is constrained to be unique. Value 'MySql.Data.MySqlClient' is already present. (C:\Windows\Microsoft.NET\Framework\v4.0.30319\Config\machine.config line 152) (System.Configuration)

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  1. BeLLy OhHo ALohA 75 Reputation points
    2024-06-22T20:08:57.0833333+00:00

    Hey, I have same question.

    I wonder why Microsoft SQL is so terrible. It required many downloaded and updated but It didn't work after downloaded.

    Such a bad experience!!

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