To resolve this issue, please refer to:
Error message: '339' or 'MSINET.OCX missing or not current'
https://www.javacoolsoftware.com/support/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=11
If it still does not help, please confirm if your program is compatible with Windows 7.
Please remember to click “Mark as Answer” on the post that helps you, and to click “Unmark as Answer” if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread. ”
