COD MW3 Error Code 14515: How to Fix

Call of Duty: Modern Warfare 3 error code 14515 is a network error that prevents players from joining multiplayer matches, stopping them from playing with friends or in competitive game modes. In this comprehensive guide, we’ll explain how to fix COD MW3 error code 14515.

Table of Contents

What is COD MW3 error code 14515?

MW3 error code 14515 is a network connectivity issue affecting players on all platforms including PlayStation, Xbox, and PC.

This signifies a disruption in communication between your console/PC and Activision’s COD MW3 servers. It blocks you from joining any online multiplayer matches.

Call of Duty Modern Warfare Error Code 14515

While frustrating, the error is often temporary and can be fixed with a few troubleshooting steps.

How to Fix MW3 error code 14515

Fortunately, there are steps you can take to troubleshoot and resolve error code 14515:

1. Check Activision Server Status

First, visit Activision’s support site or Twitter to check if there are any reported issues with COD MW3 servers. If they’re down for maintenance or experiencing problems, you’ll have to wait until services are restored.

2. Restart Your Network Devices

If servers are up, try restarting your modem, router, and console/PC. This refreshes connections and clears any software glitches.

Unplug devices for 1 minute before plugging back in. Allow them to fully reboot before launching the game.

3. Run an Internet Connection Test

Run a connection test on your console/PC to check for issues.

On PlayStation:

Go to Settings > Network > Test Internet Connection

On Xbox:

Press Xbox button > Settings > Network > Test network connection

If it fails, note any error codes or messages to investigate further.

4. Update Network Drivers

Outdated network drivers can trigger Modern Warfare 3 error 14515. To update, visit your device manufacturer’s website and download the latest drivers. This includes:

Network adapters – Update Ethernet and Wi-Fi drivers
Router/modem firmware – Check your manufacturer’s site for firmware updates

5. Reset Your Router

If updating drivers doesn’t help, reset your router to default factory settings. This clears any misconfigurations that could block connectivity.

Just be sure to re-secure your router after resetting it.

6. Try Using a Wired Connection

If possible, use a wired Ethernet connection which is generally more stable than wireless for gaming.

This can determine if wireless interference is the culprit. If MW3 error 14515 stops when wired, look into optimizing your Wi-Fi setup.

7. Adjust Firewall and Antivirus Settings

Third party firewall or antivirus software can sometimes block games from accessing networks. Temporarily disable these programs and see if error 14515 in MW3 persists.

If the error goes away, you’ll need to reconfigure them to allow COD through. Refer to your security software’s instructions for allowing connections.

8. Flush Your DNS

A corrupted DNS cache could prevent proper domain name resolution. To flush it, open Command Prompt as admin and enter:

ipconfig /flushdns

This clears your system’s DNS cache to repopulate fresh domain name records.

9. Contact Activision Support

If you still see error code 14515 after trying these fixes, contact Activision’s customer support for further troubleshooting help.

Provide details on when the issue occurs and other observations. Their experts may be able to identify server-side problems and assist you.

Common Causes of Error Code 14515 in COD MW3

Before fixing error code 14515, it helps to understand what’s causing it. Common culprits include:

Server-side issues – During times of heavy traffic or maintenance, Activision’s servers may struggle or go offline, preventing player connections.
Network congestion – Heavy bandwidth usage on your network from streaming, downloads, etc. can inhibit connectivity.
Outdated network drivers – Old drivers cause compatibility issues with games.
DNS server problems – Issues with DNS servers that convert domain names to IP addresses.
Interference on wireless networks – Wireless is prone to interference from other devices.
Incorrect network settings – Errors in IP addresses, subnet masks, etc.
Antivirus/firewall conflicts – Security software can block games’ connections.
ISP problems – Issues with your internet service provider’s network.

Tips to Prevent Call of Duty Modern Warfare 3 error code 14515

While not always avoidable, there are some things you can do to minimize error code 14515 occurrences:

Keep COD MW3 updated – Install the latest game patches which often include network optimizations.
Close background apps when playing – They consume bandwidth needed for multiplayer connections.
Port forward your router – Opens the required ports for unblocked connectivity.
Use Google or OpenDNS servers – Switches to reliable public DNS servers.
Don’t play during peak times – Less server congestion during off-peak hours.
Check server status before playing – Avoid times of maintenance or outages.

Final Words – November 9, 2023

MW3 error code 14515 can be frustrating. But with the right troubleshooting techniques, you can resolve network issues and get back in the game. Let us know if the solutions in this guide clear up your error 14515 problems!