using System;
using System.Security.Cryptography;

namespace ConsoleApplication11
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                var result = HashAlgorithm.Create("GOST3411");
            }
            catch (Exception exception)
            {
                string exceptionData = exception.ToString();
            }
        }
    }
}

Type: System.Reflection.TargetInvocationException
Message: Exception has been thrown by the target of an invocation.
HResult: 0x80131604
Source: mscorlib
StackTrace: 
   at System.RuntimeMethodHandle._InvokeConstructor(Object[] args, SignatureStruct& signature, IntPtr declaringType)
   at System.RuntimeMethodHandle.InvokeConstructor(Object[] args, SignatureStruct signature, RuntimeTypeHandle declaringType)
   at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at System.Security.Cryptography.CryptoConfig.CreateFromName(String name, Object[] args)
   at System.Security.Cryptography.HashAlgorithm.Create(String hashName)
   at ConsoleApplication11.Program.Main(String[] args) in C:\develop\Zverev\Prototypes\ConsoleApplication11\ConsoleApplication11\Program.cs:line 12


----------
Inner Exception:
{
    Type: System.Security.Cryptography.CryptographicException
    Message: Provider DLL could not be found.
   
    HResult: 0x8009001E
    Source: CryptoPro.Sharpei.Base
    StackTrace: 
       at CryptoPro.Sharpei.COMCryptography.AcquireCSP(CspParameters param, SafeProvHandleCP& hProv)
       at CryptoPro.Sharpei.CPUtils.AcquireProvHandle(CspParameters parameters)
       at CryptoPro.Sharpei.CPUtils.get_StaticGost2001ProvHandle()
       at CryptoPro.Sharpei.Gost3411CryptoServiceProvider..ctor()
    
}