This file type is still current and actively used by developers and software applications.
Although the original software of this designated file type might be eclipsed by newer version (eg.
This can prevent your operating system from associating your SXC file with the right software application, affecting what is known as "file extension associations".
Each file can be scanned by right-clicking the file and choosing the option to scan the file for viruses.
For example, in this picture, we've highlighted the file and right-clicked the file to see the 'Scan with AVG' option in the file menu.
In addition to the products listed above, we suggest that you try a universal file viewer like File View Pro.
It can open over 200 different types of files, many with full editing capabilities.
If possible, try obtaining another fresh copy of your SXC file and attempt to open it again.