How to instantiate InternetExplorerDriver with Selenium WebDriver using C#

Question

new InternetExplorerDriver();

But I could see exception as below:

OpenQA.Selenium.DriverServiceNotFoundException was unhandled by user code
  HResult=-2146233088
  Message=The IEDriverServer.exe file does not exist in the current directory or in a directory on the PATH environment variable. The driver can be downloaded at http://code.google.com/p/selenium/downloads/list.
  Source=WebDriver
  StackTrace:
       at OpenQA.Selenium.DriverService.FindDriverServiceExecutable(String executableName, Uri downloadUrl)
       at OpenQA.Selenium.IE.InternetExplorerDriverService.CreateDefaultService()
       at OpenQA.Selenium.IE.InternetExplorerDriver..ctor(InternetExplorerOptions options)
       at OpenQA.Selenium.IE.InternetExplorerDriver..ctor()
       at Accelrys.CommonTestFramework.WebActions.WebActionLibrary.CreateSeleniumDriver()

Answer 1

As the exception says, you need to download IEDriverServer either 32 or 64 bit depending on IE you have and make sure it is available in our path. That is when you type IEDriverServer.exe on command line it should be resolved. Try that