Stable update: New features, updates, fixes & more.
1 turn the 3cp file into zip
2 rename the file "project.c3proj" to "project.c3proj.text"
3 open the file with notepad
4 change the release version:39700 to the old version you used
5 save the file with the original name "project.c3proj" place it inside the zip folder
6 transform the project into 3cp and that's it