Muon notifier shows that I need to update packages. Then I use it to update packages and it turns green. When I click on it it still shows that packages need updating while nothing needs to be updatet:
# apt-get -y dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: muon-notifier 4:5.4.2-0ubuntu1
ProcVersionSignature: Ubuntu 3.19.0-31.36-generic 3.19.8-ckt7
Uname: Linux 3.19.0-31-generic x86_64
ApportVersion: 2.19.1-0ubuntu4
Architecture: amd64
Date: Sun Nov 8 19:58:56 2015
InstallationDate: Installed on 2013-11-07 (731 days ago)
InstallationMedia: Kubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
SourcePackage: muon
UpgradeStatus: Upgraded to wily on 2015-10-26 (12 days ago)
Thank you for taking the time to report this bug and helping to make Ubuntu better. We are sorry that we do not always have the capacity to review all reported bugs in a timely manner.
Ubuntu 15.10 (wily) reached end-of-life on July 28, 2016.
I'm setting the status of this bug to 'Incomplete' as it's not seen any activity for some time. If this is still an issue when using a currently maintained release of Ubuntu then please let us know which one(s) otherwise this bug report can be left to expire in approximately 60 days time.