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  • 找不到请求的 .Net Framework Data Provider。可能没有安装

    1、2两步为推荐做法

    1. 将MySql.Data.dll放到 bin目录下面,或都安装 mysql-connector-net-6.0.0.msi

    2.web.config 添加如下节点,注册版本号一致

    <system.data>
    <DbProviderFactories>

    <remove invariant="MySql.Data.MySqlClient"/>

    <add name="MySQL Data Provider" invariant="MySql.Data.MySqlClient" description=".Net Framework Data Provider for MySQL" type="MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.0.0.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d"/>
    </DbProviderFactories>
    </system.data>

    3.全局配置

    在C:WINDOWSMicrosoft.NETFrameworkv2.0.50727CONFIG中machine.config(xml文件)中有一个字段是<DbProviderFactories> 有写入MySQL Data Provider 项,

    如果是 .NET 4.0需要手动改一下 machine.config文件。将 v2.0.50727 下面的那段复制过去就OK了。

    添加注册,<name= "SqlClient Data Provider">或者<name="MySQL Data Provider">

    <system.data>

    <DbProviderFactories>

    <add name="Odbc Data Provider" invariant="System.Data.Odbc" description=".Net Framework Data Provider for Odbc" type="System.Data.Odbc.OdbcFactory, System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />

    <add name="OleDb Data Provider" invariant="System.Data.OleDb" description=".Net Framework Data Provider for OleDb" type="System.Data.OleDb.OleDbFactory, System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />

    <add name="OracleClient Data Provider" invariant="System.Data.OracleClient" description=".Net Framework Data Provider for Oracle" type="System.Data.OracleClient.OracleClientFactory, System.Data.OracleClient, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />

    <add name="SqlClient Data Provider" invariant="System.Data.SqlClient" description=".Net Framework Data Provider for SqlServer" type="System.Data.SqlClient.SqlClientFactory, System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />

    <add name="SQL Server CE Data Provider" invariant="Microsoft.SqlServerCe.Client" description=".NET Framework Data Provider for Microsoft SQL Server 2005 Mobile Edition" type="Microsoft.SqlServerCe.Client.SqlCeClientFactory, Microsoft.SqlServerCe.Client, Version=9.0.242.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91" />

    <add name="MySQL Data Provider" invariant="MySql.Data.MySqlClient" description=".Net Framework Data Provider for MySQL" type="MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.0.0.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d"/>

    <add name="SqlClient Data Provider" invariant="System.Data.SqlClient" description=".Net Framework Data Provider for SqlServer" type="System.Data.SqlClient.SqlClientFactory, System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"/>

    </DbProviderFactories>

    </system.data>

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  • 原文地址:https://www.cnblogs.com/wlming/p/7655397.html
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