C#.NET X509Certificate2 该项不适于在指定状态下使用

 

X509Certificate2 x509 = new X509Certificate2(lblPfxPath.Text,txtPfxPwd.Text.Trim() ); 

string xmlpri=x509.PrivateKey.ToXmlString(true); 时报该项不适于在指定状态下使用

 

解决方法：加上可导出

 

X509Certificate2 x509 = new X509Certificate2(lblPfxPath.Text,txtPfxPwd.Text.Trim(), X509KeyStorageFlags.Exportable);