COB File Issues: Why Your PC Won't Open COB 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 COB files.

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Common Error Messages

Error Message: The COB 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 COB File

This error is quite easy to solve. Simply right-click on the COB file and select RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File from the dropdown list to create a default file type association. In future, it should automatically open in the software you selected.

Common COB-Related Issues

Issue: You Don't Have RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File Installed

You can simply download RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File software. COB uses RM/COBOL Runtime System Application File by default, but it is also compatible with TrueSpace Object, and COBOL Program File. If you have RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File installed, try make make one of these software packages your default file association for the COB file type extension.

Issue: You Have RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File Installed, But It's Still Not Working

If you have RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File 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
RM/COBOL Runtime System Application File Liant
TrueSpace Object Caligari Corporation
COBOL Program File PC Software Company
Total Annihilation Unit Script Cavedog Entertainment
Creatures Compiled Object File Gameware Development Ltd.
TrueSpace2 Object Microsoft Developer

Issue: You Can't Install RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File

If for some reason you can't or don't want to install RM/COBOL Runtime System Application File, TrueSpace Object, or COBOL Program File, you could also search online for free software that uses COB 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 COB 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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