If you experience the error code -11819, it typically points to information stored on your device that needs to be refreshed. Follow the troubleshooting steps for your device below to resolve the issue.
Turn off your device. If your device has a power cable, unplug it.
Make sure your device is completely off, not just in sleep or standby mode.
Leave your device off for 15 seconds.
Turn on your device and try Netflix again.
Press and hold the side button and one of the volume buttons at the same time until the sliders appear. Drag the top slider to turn your device completely off.
If the sliders don't appear, press and hold the Sleep/Wake button until the red slider appears, then drag the slider.
After 10 seconds, press the Sleep/Wake button.
Once your device powers on, try Netflix again.