App.config

<?xml version="1.0" encoding="utf-8"?>
<configuration>
     <configSections>
       
     </configSections>
  
    <connectionStrings>
      <add name="connection" connectionString="SERVER=localhost; DATABASE=mastercheck; UID=root; PASSWORD=12345" providerName="System.Data.MysqlClient" />
        <!--<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />-->
              
          
         </connectionStrings>
 <startup> 
    </startup>
  <runtime>
    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
      <dependentAssembly>
        <assemblyIdentity name="MySql.Data" publicKeyToken="c5687fc88969c44d" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-8.0.12.0" newVersion="8.0.12.0" />
      </dependentAssembly>
    </assemblyBinding>
  </runtime>
</configuration>