//download !!top!!.eclipse.org/glassfish-tools/1.0.0/repository/ のリポジトリーが見つかりません。: Https

The "repository not found" error for https://eclipse.org in Eclipse typically indicates an outdated URL or a move to archive servers. Solutions include updating to the current repository URL, checking the Eclipse archive site, installing via the Eclipse Marketplace, or adjusting network proxy settings.