How To Fix Mpr.dll Not Found or Missing Errors

A Troubleshooting Guide

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

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

Mpr.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 mpr.dll error is an important piece of information that will be helpful while solving the problem.

Cause of Mpr.dll Errors

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

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

How To Fix Mpr.dll Errors

Do not download mpr.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 mpr.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 mpr.dll error.

Recovering a deleted copy of mpr.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 mpr.dll file, if possible, is a likely solution to this DLL error.

The mpr.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.

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 mpr.dll error using a troubleshooting step prior to this one.

Applies To

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