How to Fix launch.dll Not Found or Missing Errors

A troubleshooting guide for launch.dll errors

Screenshot of a launch DLL error message in Windows

Launch.dll errors are caused by situations that lead to the removal or corruption of the launch DLL file.

In some cases, launch.dll errors could indicate a registry problem, a virus or malware issue or even a hardware failure.

There are several different ways that launch.dll errors can show up on your computer. Here are some of the more common ways that you might see launch.dll errors:

Launch.dll Not Found
This application failed to start because launch.dll was not found. Re-installing the application may fix this problem.
Cannot find [PATH]\launch.dll
The file launch.dll is missing.
Cannot start [APPLICATION]. A required component is missing: launch.dll. Please install [APPLICATION] again.

Launch.dll error messages might appear while using or installing certain programs, when Windows starts or shuts down, or maybe even during a Windows installation.

The context of the launch.dll error is an important piece of information that will be helpful while solving the problem.

The launch.dll error message could apply to any program or system that might utilize the file on any of Microsoft's operating systems, including Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, and Windows 2000.

How to Fix Launch.dll Errors

Do not download launch.dll from a "DLL download" website. There are many reasons why downloading a DLL file is a bad idea. If you need a copy of launch.dll, it's best to obtain it from its original, legitimate source.

Start Windows in Safe Mode to complete any of the following steps if you're unable to access Windows normally due to the launch.dll error.

Recovering a deleted copy of launch.dll with a file recovery program is a smart idea only if you're confident you've deleted the file yourself and that it was working properly before you did that

Try your best to complete this step. Reinstalling the program that provides the launch.dll file, if possible, is a likely solution to this DLL error.

The launch.dll file may or may not be related to video cards—this was just an example. The key here is to pay very close attention to the context of the error and troubleshoot accordingly.

We rarely recommend the use of registry cleaners. We've included the option here as a "last resort" attempt before the destructive step coming up next.

  • Perform a clean installation of Windows. A clean install of Windows will erase everything from the hard drive and install a fresh copy of Windows. If none of the steps above correct the launch.dll error, this should be your next course of action.

All the information on your hard drive will be erased during a clean install. Make sure you've made the best attempt possible to fix the launch.dll error using a troubleshooting step prior to this one.

Need More Help?

If you're not interested in fixing this problem yourself, see How Do I Get My Computer Fixed? for a full list of your support options, plus help with everything along the way like figuring out repair costs, getting your files off, choosing a repair service, and a whole lot more.