title: Selenium test project C# not running Chrome
body: <p>I request selenium test in running chrome but I encountering an <code>Exception</code>.
  help me pleass. my code is:</p>
  
  <pre><code>using System;
  using System.Diagnostics;
  using System.Globalization;
  using System.Linq;
  using OpenQA.Selenium.Support.UI;
  using System.Text;
  using System.Threading;
  using NUnit.Framework;
  using OpenQA.Selenium;
  using OpenQA.Selenium.Chrome; 
  
  namespace Acceptance_Test.Trader
  {
      [TestFixture]
      public class AcceptenceTestBtcTraderCom
      {
          private IWebDriver _driver;
          private StringBuilder _verificationErrors;
          private string _baseUrl;
  
  
          [SetUp]
          public void SetupTest()
          {
              _driver = new ChromeDriver(); // ** exception location is this one.
  </code></pre>
  
  <blockquote>
    <p>An exception of type 'OpenQA.Selenium.DriverServiceNotFoundException'
    occurred in WebDriver.dll but was not handled in user code Additional
    information: The chromedriver.exe file does not exist in the current
    directory or in a directory on the PATH environment variable. The
    driver can be downloaded at
    chromedriver.storage.googleapis.com/index.html</p>
  </blockquote>