I see the error "Failed to Start Game (Missing Executable)" when launching a game through Steam. What can I do?
This error results from the improper delivery of necessary game files. Please follow the steps below to initiate a small download of the missing content:
If the issue persists, it may be that a program on your machine is interfering with the proper delivery of game files.
Please temporarily uninstall any applications listed in our Programs Which May Interfere with Steam.
Additionally, it is possible that anti-virus software is reporting game files as malicious.
Some titles can be downloaded through Steam on an operating system that they are not currently supported with. Check your game's system requirements on the title's Steam Store page or retail box. This is caused by the game's configuration as chosen by the title's developers. In cases such as this, even if a game can be installed, it will not run and is not supported on alternate operating systems in any way.
For Windows Vista, 7, and 8:
For Windows XP:
You can reset the Steam application's files to rule out a few potential causes of this issue.
If you have multiple installation folders for games doing this process will remove them. You will need to add the folders again in Steam so that your games will appear as installed.
In order to add the folders back to Steam, try the following:
If you still encounter this issue after completing all of the troubleshooting steps listed above, please try verifying your game files. When verifying your game files, Steam may report that one or more filed have failed to verify. This is normal and the message can be safely ignored.
If you have completed all of the steps that are listed above and are still encountering this issue, please submit a ticket to Steam Support.
Ensure that you note which steps you have completed in your ticket. Additionally, make sure that you provide the following:
You may be instructed to perform operations that you have already completed in this article. If so, please complete them again as thoroughly as possible.