The program starts, but it keeps trying to load the update

[imarkone]

Describe the bug
A clear and concise description of what the bug is.

C:\Program Files\Video Download Manager\app>java -jar vdm.jar
Error updating youtube-dl : HTTP error fetching URL

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. Linux ubuntu 18.04]
• Version [e.g. 1.0.3]

Additional context
Add any other context about the problem here.