Problems with Visual Studio and MySQL(XAMPP)

I connected MySql from XAMPP with Visual Studio Project(I think I have connected it), and I get this error:

System.ArgumentException HResult=0x80070057 Message=Option not supported. Arg_ParamName_Name Source=MySql.Data StackTrace: at MySql.Data.MySqlClient.MySqlConnectionStringBuilder.GetOption(String key) at MySql.Data.MySqlClient.MySqlConnectionStringBuilder.set_Item(String keyword, Object value) at System.Data.Common.DbConnectionStringBuilder.set_ConnectionString(String value) at MySql.Data.MySqlClient.MySqlConnectionStringBuilder..ctor(String connectionString) at MySql.Data.MySqlClient.MySqlConnection.set_ConnectionString(String value) at MySql.Data.MySqlClient.MySqlConnection..ctor(String connectionString) at WinFormsApp1.Form1.button1_Click(Object sender, EventArgs e) in C:\Users\Amar\source\repos\WinFormsApp1\WinFormsApp1\Form1.cs:line 30 at System.Windows.Forms.Control.OnClick(EventArgs e) at System.Windows.Forms.Button.OnClick(EventArgs e) at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.ButtonBase.WndProc(Message& m) at System.Windows.Forms.Button.WndProc(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, WM msg, IntPtr wparam, IntPtr lparam) at Interop.User32.DispatchMessageW(MSG& msg) at System.Windows.Forms.Application.ComponentManager.Interop.Mso.IMsoComponentManager.FPushMessageLoop(UIntPtr dwComponentID, msoloop uReason, Void* pvLoopData) at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(msoloop reason, ApplicationContext context) at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(msoloop reason, ApplicationContext context) at System.Windows.Forms.Application.Run(Form mainForm) at WinFormsApp1.Program.Main() in C:\Users\Amar\source\repos\WinFormsApp1\WinFormsApp1\Program.cs:line 22

This exception was originally thrown at this call stack: MySql.Data.MySqlClient.MySqlConnectionStringBuilder.GetOption(string) MySql.Data.MySqlClient.MySqlConnectionStringBuilder.this[string].set(string, object) System.Data.Common.DbConnectionStringBuilder.ConnectionString.set(string) MySql.Data.MySqlClient.MySqlConnectionStringBuilder.MySqlConnectionStringBuilder(string) MySql.Data.MySqlClient.MySqlConnection.ConnectionString.set(string) MySql.Data.MySqlClient.MySqlConnection.MySqlConnection(string) WinFormsApp1.Form1.button1_Click(object, System.EventArgs) in Form1.cs System.Windows.Forms.Control.OnClick(System.EventArgs) System.Windows.Forms.Button.OnClick(System.EventArgs) System.Windows.Forms.Button.OnMouseUp(System.Windows.Forms.MouseEventArgs) ... [Call Stack Truncated]