Selenium WebDriver Quick Start Guide

Enabling protected mode settings in Internet Explorer

Sometimes, while using Internet Explorer for the first time, a Session not found exception is thrown. To resolve this exception, do either of the following:

• Manually click the Enable Protected Mode Setting checkbox under the Security tab of Internet Options. Click the checkbox for Internet, Local Intranet, Trusted Sites, and Restricted Sites. This checkbox should be checked for all four tabs; the settings should be the same.
• Write the following code. The code ignores Internet Explorer's protected mode settings:

      InternetExplorerOptions options = new InternetExplorerOptions();
      options.IntroduceInstabilityByIgnoringProtectedModeSettings =       true; WebDriver driver = new InternetExplorerDriver(options); ...