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How to Fix the Niamey-Lee Error in Modern Warfare 2

Are you getting a “Niamey-Lee” error in Modern Warfare 2?

Here’s the full error message, “You must reset your ranks and unlocks to continue. [Reason: Niamey – Lee]”.

If you select “No”, the game will crash and you’ll get a blue screen.

Since its release, the game has had multiple known issues.

Some of the known issues are the campaign mode not saving, crashes, error codes, and more.

In this guide, you’ll learn how to fix the Niamey-Lee error/reason in Call of Duty: Modern Warfare 2 (MW2) on PS4, PS5, Xbox, or PC.

What is the Niamey-Lee error in MW2?

Niamey-Lee error in MW2

The Niamey-Lee error in MW2 is a bug with the campaign mode and your data in the game.

According to Infinity Ward on Twitter, they claimed to have fixed the issue—but some players are still facing it.

Many users are complaining about the issue on Twitter.

“I have the same problem on my PC. A 60 GB patch and now I get the data corrupted NIAMEY-LEE error. I was about to play the last mission of the campaign on veteran mode. I will be absolutely livid if I lose my progress”.

“@charlieINTEL I completed the campaign mode and when wanted to try it again on hard, it’s not loading after the 40 GB update. It says that my data is corrupt and I must reset my rank. Reason: NIAMEY-LEE. What is going on? I’m on PlayStation 5”.

“I’m having a major issue. It said that my data was corrupted and it had to reset all my ranks and stuff so I clicked okay and I get to this screen but nothing is happening. What should I do?”.

How to fix Niamey-Lee error in Modern Warfare 2

To fix the Niamey-Lee error in Modern Warfare 2, you need to open the game settings, select any setting, and exit it.

After you’ve exited the settings, the game will load up normally and your progress will be restored.

According to InfinityWard on Twitter, the error has been fixed.

Hence, most users should be able to launch the game without facing any data issues.

However, if you’re still facing the issue, you can follow the guide below.

Fix: Open any of the game’s settings

  1. Select “Yes” on the Niamey-Lee error.
  2. Click on the Settings button.
  3. Go to the Settings tab.
  4. Access any setting or sub-category.
  5. Press the circle button to back out.

Source: @charlieINTEL’s official tweet about the issue on Twitter.

According to InfinityWard about 24 hours later, they claimed that the issue has been fixed.

Here’s their tweet, “This issue has been resolved with an update. Please restart your game client”.

Further reading

How to Fix Missing DLC Data Pack in Modern Warfare 2

How to Fix Lag, Stuttering, or FPS drops in Modern Warfare 2

How to Fix Modern Warfare 2 Not Launching, Crashing, or Freezing


About the author

Lim How Wei

Lim How Wei is the founder of followchain.org, with 8+ years of experience in Social Media Marketing and 4+ years of experience as an active investor in stocks and cryptocurrencies. He has researched, tested, and written thousands of articles ranging from social media platforms to messaging apps.

Lim has been quoted and referenced by major publications and media companies like WikiHow, Fast Company, HuffPost, Vice, New York Post, The Conversation, and many others. One of his articles about the gig economy was quoted by Joe Rogan who hosts The Joe Rogan Experience (arguably the most popular podcast in the world), in the This Past Weekend podcast by Theo Von.

In his free time, Lim plays multiple games like Genshin Impact, League of Legends, Counter-Strike, Hearthstone, RuneScape, and many others. He creates guides, walkthroughs, solutions, and more on games that he plays to help other players with their progression.