CDO File Issues: Why Your PC Won't Open CDO Files

Few things are as frustrating as receiving a file that your computer refuses to open up. Understanding the reason why it won't work is the first step to finding a solution. Here are some of the most common error messages and issues when opening CDO files.

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Common Error Messages

Error Message: The CDO File is Corrupt

The only solution to a corrupt file, is to download a new copy, or to ask the sender to resend the file.

Error Message: Can't Find Software to Open the CDO File

This error is quite easy to solve. Simply right-click on the CDO file and select CADAM Overlay or Cdo Navigator from the dropdown list to create a default file type association. In future, it should automatically open in CADAM Overlay or Cdo Navigator that you selected.

Common CDO-Related Issues

Issue: You Don't Have CADAM Overlay or Cdo Navigator Installed

You can simply download CADAM Overlay or Cdo Navigator software. CDO uses CADAM Overlay by default, but it is also compatible with Cdo Navigator. If you have Cdo Navigator installed, try make make one of these software packages your default file association for the CDO file type extension.

Issue: You Have CADAM Overlay or Cdo Navigator Installed, But It's Still Not Working

If you have CADAM Overlay or Cdo Navigator installed and you still can't open the file, you should get in touch with the software developers for further assistance. See our chart below for who to contact:

Software Developer
CADAM Overlay Dassault Systemes
Cdo Navigator Microsoft Developer

Issue: You Can't Install CADAM Overlay or Cdo Navigator

If for some reason you can't or don't want to install CADAM Overlay or Cdo Navigator, you could also search online for free software that uses CDO files. But, as a word of caution, please be careful as many free software downloads are infected with malware or bundled with unwanted software.


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Why install special software to only open CDO files once, when you can view these and hundreds of other types of files quickly and easily with one software?

File Magic is the perfect solution. File Magic allows you to open hundreds of different file types with only one software. Save money, hard drive space, and time with a universal file viewer. Download File Magic now and try it yourself.

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