I think you will need to resolve this issue in the file system using SVN.
see this documentation: https://docs.mendix.com/refguide/system-requirements/ look for TortoiseSVN
Once you install TortoiseSVN, it won’t be accessible in StudioPro. Instead, open your file system, navigate to your project folder and right mouse click on the directory where your project is. You should see (and be able to resolve) issues in the file system via the File Explorer.
You can resolve this by using TortoiseSVN by right click on the project
let me if this works by accepting the answer/comment
where is the project show in mendix studio pro?