Error: Cannot copy from uploaded file

I have today too, is horror optimising images with this… 10 images can′t optimize:
https://kepkuldes.com/images/cfbc7678ec4676eefc46ea19d620da9e.jpg

And still yesterday and today: Error: Failed to get optimized image from remote server…

This plugin is dead.

Hello.

The plugin and the optimization server are working. Perhaps your server has limitations or problems connecting to the optimization server. Check this with the technical support of your hosting.

Ye, all plugins, all sites working, only this are 3 days server down…