If you experience the error code N8102 157 39 on your Mac computer, the error is related to the Silverlight plug-in, which Netflix uses to play movies and TV shows. Follow the troubleshooting steps below to resolve the issue. Use an alternate browser We recommend updating to a browser that supports HTML5 to ensure your computer is optimized for our web player. Please download the latest version of Google Chrome or Opera and try Netflix again. Our web player works best on: Google Chrome on OS X 10.6 (Snow Leopard) or later. Opera on OS X 10.9 (Mavericks) or later. Enable Cookies in Safari Select Safari from the menu options in the upper left corner of the task bar. Select Preferences. Select Privacy. Under Block Cookies, select either of the options that you see displayed: Third Party Sites Never Click the X in the upper left corner to close the privacy window. Try playing your movie or TV show again.