If you see the error code 113 on your Apple TV, often accompanied by one of the following messages:
Sorry, we had trouble logging you in.
Your Netflix account name or password couldn't be verified. Please try again. Go to www.netflix.com/support for more information.
It usually means there's an issue with your sign-in information. Follow the troubleshooting steps below to resolve the issue.
Make sure the email shown on your TV is correct. If it isn't, click Previous to go back and fix it.
Enter your password again, keeping in mind that Netflix passwords are case-sensitive. Click the arrow on the screen to change between upper and lower case letters. Click Show Password to see your password and confirm it is correct.
You might need to reset your password. Go to how to change your Netflix password to do this.
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.
Delete Netflix
From the Apple TV home screen, highlight the Netflix app.
Press and hold the center of your remote's touch surface or clickpad until the Netflix icon starts to shake.
Press the Play/Pause button to delete the app.
Select Delete again to confirm.
Reinstall Netflix
From the Apple TV home screen, open the App Store.
Search for Netflix to find the app, then select Install.
Try Netflix again.
From the Apple TV home screen, select Settings.
Select System > Software Updates, then select Update Software.
If available, select Download and Install. If you don't see this option your device is up to date.
Try Netflix again.
These steps to update might be different for your device. To get the steps for your device, follow Apple's steps to update your Apple TV software.
To fix the problem:
Follow Apple's steps to reset or restore your Apple TV to its factory settings.
After resetting your Apple TV and finishing the initial setup, try Netflix again.