Minecraft Fix: Error: UNKNOWN code: Deep Ocean - Something went wrong in the login process

Error Message:

Error Code: UNKNOWN code: Deep Ocean.
Something went wrong in the login process.
For more information, go HERE or contact Customer Support directly.

Problem:

When you launch Microsoft Minecraft Launcher on your Windows PC and after you click Login button you get to the XBOX window and after hitting Let's Play you get an error message "Something went wrong in the login process"

Fix 1:

There are a few steps that you will need to follow to fix the issue,

Step 1: Reset Minecraft Launcher

1. Make sure you have closed the Minecraft Launcher Window
2. Also make sure there is no task running with the name "Minecraft"
3. Now open Apps & Features,
4. Search for Minecraft Launcher, click on it and choose "Advanced Options"
5. Now click on the Reset button (click on Reset Again),
6. Close the Apps & Features Window

Step 2: A few services to validate and start

1. Press Windows + R to open run dialog and type services.msc and open,
2. Look for the service IP Helper (service name:iphipsvc) and double-click,
3. Make sure that the Startup Type is set to Automatic (and not Manual),
4. Click on the Start Button,
5. Click on Apply and OK.
6. In a similar way look for Service "IKE and AuthIP IPsec Keying Modules" and double-click,
7. Make sure start-up type is set to Automatic,
8. Click on Start,
9. Follow the same steps for Service: "Xbox Live Auth Manager"
10. Follow the same steps for Service: "Xbox Live Networking Service"

Now try to log in to Minecraft and you should be able to get through!..

Fix 2:

1. Search for PowerShell, right click and Run as Administrator,
2. Now paste the following and press enter: Get-appxpackage Microsoft.XboxIdentityProvider | Remove-AppxPackage
3. Now open the Xbox app, if you see a message: missing xbox identity provider, get it installed.
4. Now login to Xbox app,
5. Finally launch the Minecraft Launcher

Fix 3: For Mac running on macOS

Delete the launcher folder that contains files like -

launcher_accounts.json
launcher_cef_log.txt 
launcher_entitlements.json 
launcher_gamer_pics.json 
launcher_log.txt 
launcher_msa_credentials.bin 
launcher_product_state.json 
launcher_profiles.json 
launcher_settings.json 
launcher_ui_state.json