Calling all developers! We invite you to provide your input on Feature Experimentation by completing this brief survey.
Calling all developers! We invite you to provide your input on Feature Experimentation by completing this brief survey.
The removal of the nuget package has been announced:
https://world.episerver.com/blogs/Magnus-Rahl/Dates/2020/8/episerver-cms-11-18-0-delisted-from-nuget-feed/
Looks like EPiServer.CMS 11.18.0 is no longer available in the nuget feed https://nuget.episerver.com/package/?id=EPiServer.CMS
You shouldn't remove published packages from the feed.