There are many players who are facing an error while playing the game, the error comes as Dev error 615. Players are facing this error in different scenarios, the game crashes if you jump too much and some have encountered it while they were trying to jump over a wall and the game crashed and pushed them out to the main menu.
In this article, we have discussed the causes of Dev error 615 in Modern Warfare 2 and six ways to fix the error.
What are the causes of Dev error 615 in MW2?
Here are a few possible reasons that might help you fix the Dev error 615 in Modern Warfare 2:
- The game server is down.
- The game needs to be updated.
- The game files are corrupted.
- Poor internet connection.
Also read: How to fix MW2 error code 0x887a0005L?
How to fix the error?
Here are six fixes that might help you fix the Dev 615 in Modern Warfare 2:
Check the server status
You might be getting this error while connecting to the game because the game servers are down, and if the servers are down, you can only wait patiently until it gets online. You can check for server outage updates on the Activision support page.
Click here to get to the Activision support page
Check for the game updates
It is possible that you are using an outdated version of the game and that is why this error is occurring while you are attempting to play the game. Check for the game updates on the launcher you are using and update it.
Verify the integrity of game files
It is possible that some of the files and folders of the game have been corrupted while installation and that might be causing the error. Follow the steps below to verify your game files:
Step 1: Launch Steam and click on the Library tab. Then Right-click on Call of Duty: Modern Warfare II and from the drop-down menu, click on Properties.

Step 2: Find the Local Files and then click on Verify Integrity of Game Files.

It will re-install the files that are missing and eventually fix the error caused by them.
Also read: How to fix Zen bootloader error 3002?
Check your internet connection
You might need to check your internet connection as this error might be occurring because of an unstable internet connection. Restart the router and then try to start the game again.

Reinstall the game
Reinstall the game as there might be some corrupted files that are causing this error. Uninstalling the game will delete all files on your PC including the corrupted files and then a fresh installation will install the new files.
Restart the PC
If none of the above methods works for you, then it is possible that there are other programs that are interfering with the proper functioning of the game. So completely close the game, restart your PC and then try to run the game again.
Also read: Dev error 5573 warzone: 8 Fixes