Help! I Can’t Open MPJ Files!

There are many reasons why your MPJ file might not open on your computer. If you have MPJ files that don’t open when you double-click it, ask yourself the following questions...

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Do I have the right program?

If you don’t have a program installed on your computer that’s compatible with MPJ files, you won’t be able to open one. See if you have one of the most common programs associated with MPJ files listed below.

  • RoboHTML Project
  • Sometimes .MP3 File
  • STOIK Morph Man Project Information File
  • Mountain Video Editing File
  • MINITAB Project File

What type of file is it?

When you can’t open MPJ files, try to figure out the file type. This can help you find the right program to open it. Usually, MPJ files are considered Data Files. However, you can look up the file type to be sure. Start by right-clicking the file icon and clicking “Properties” (“More Info” if you’re on a Mac). Then look for the file type under “Type of File” (“Kind” on a Mac).

Can a developer help?

When you can’t open MPJ files, a software developer might be able to help. The developers for the programs mentioned above are as follows:

Software Developer
RoboHTML Project Microsoft Developer
Sometimes .MP3 File PC Software Company
STOIK Morph Man Project Information File Microsoft Developer
Mountain Video Editing File PC Software Company
MINITAB Project File Minitab Inc.

Try contacting one of these developers to find out how you can open your MPJ file.

Can I use a universal file viewer?

A universal file viewer is the way to go when you have MPJ files that can’t be opened by any other program. Install a universal file viewer like File Magic (Download) and see if it will open your MPJ file. Remember that if your file is not compatible, the universal file viewer will only open it in binary format.


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