It sounds like Android Studio has some hidden windows which are not being handled correctly by Ubuntu Dock.
** Tags added: bionic -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell-extension-ubuntu-dock in Ubuntu. https://bugs.launchpad.net/bugs/1944065 Title: Invalid multiple red dots when Android Studio is running Status in gnome-shell-extension-ubuntu-dock package in Ubuntu: New Bug description: On ubuntu application bar I see multiple red dots like when I've many instances of the same app but instead of five(see the annexed image) I've only two. My ubuntu system info: Linux claudio-i7 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:21:48 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux Distributor ID: Ubuntu Description: Ubuntu 18.04.6 LTS Release: 18.04 Codename: bionic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell-extension-ubuntu-dock/+bug/1944065/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp