Release notes for GitHub Enterprise Server versions 2.20.0+ have moved to GitHub Docs. Release notes for versions prior to 2.20.0 will remain on GitHub Enterprise Releases
Issues cannot be closed if they contain a permalink to a blob in the same repository where the file path is longer than 255 characters. (updated 2019-03-07)
Some pull requests and issues are purged completely when restoring the repository right after deleting it. (updated 2019-03-19)
Resque workers may not be cleaned up following a configuration run leading to a growing number of stale workers which in turn could lead to high memory consumption. (updated 2019-05-08)