It works for me with those PPAs. (yakkety-amd64)root@nightingale:/build# apt update Hit:1 http://ppa.launchpad.net/ricotz/unstable/ubuntu yakkety InRelease Hit:2 http://security.ubuntu.com/ubuntu yakkety-security InRelease Get:3 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial InRelease [17.6 kB] Get:4 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial/main amd64 Packages [2008 B] Hit:5 https://swift.canonistack.canonical.com/v1/AUTH_e8074875467b46b7ab3c41ac60ccfbe7/yakkety yakkety InRelease Get:6 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial/main Translation-en [966 B] Hit:7 http://archive.ubuntu.com/ubuntu yakkety InRelease Get:8 http://archive.ubuntu.com/ubuntu yakkety-updates InRelease [92.2 kB] Hit:9 http://archive.ubuntu.com/ubuntu yakkety-proposed InRelease Fetched 113 kB in 0s (191 kB/s) Reading package lists... Done Building dependency tree Reading state information... Done All packages are up to date. (yakkety-amd64)root@nightingale:/build# laney@nightingale> GET http://ppa.launchpad.net/ricotz/unstable/ubuntu/dists/yakkety/InRelease | grep Date Date: Fri, 17 Jun 2016 7:35:25 UTC laney@nightingale> GET http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu/dists/xenial/InRelease | grep Date Date: Wed, 30 Mar 2016 2:27:15 UTC
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apt in Ubuntu. https://bugs.launchpad.net/bugs/1593583 Title: Invalid 'Date' entry in Release file /var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_yakkety- proposed_InRelease Status in apt package in Ubuntu: Confirmed Bug description: Continuously get that warning when using synaptic to reload the sources. This happen with apt 1.3-exp2 only. This seems a regression as per that old report: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=809329 ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: apt 1.3~exp2 ProcVersionSignature: Ubuntu 4.6.0-7.8-generic 4.6.0 Uname: Linux 4.6.0-7-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia ApportVersion: 2.20.1-0ubuntu4 Architecture: amd64 CurrentDesktop: GNOME Date: Fri Jun 17 08:19:22 2016 SourcePackage: apt UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1593583/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp

