How to Fix the ‘Failed to Login: Null’ Error on a Minecraft Server

1. Log In to the Xbox Website


1.1. Select the ‘Xbox and Windows 10 Devices Online Safety’ Button

'Xbox windows online safety' button outlined with arrow

1.2. Set All Privacy Options To Allow

This will ensure that no privacy setting can interfere with any connectivity parameter when connecting to a server.

All privacy options enabled outlined with arrow

Then, save the changes by selecting the ‘SUBMIT’ button:

'Submit' button on the xbox page

2. Log In to the Microsoft Website


2.1. Make Sure Your Profile Meets the Minimum Age Requirement

If you are under 13 years old Microsoft’s team will not allow you to use some of their services.

Date of birth in the microsoft profile

3. Open Your PC Settings

'Settings' window outlined with arrow

3.1. Select the ‘Apps’ Tab

'Apps' tab outlined with arrow

3.2. Find the Minecraft Launcher And Opens Its Advanced Options

Steps to open the advanced options of the minecraft launcher

3.3. Select the ‘Reset’ Button

This will perform a cleanup of potentially corrupt data, allowing the game to run cleanly the next time.

'Reset' button outlined with arrow

3.4. Restart Your PC

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